Koh Weijin Leon

Koh Weijin Leon is a legal practitioner in Singapore. With documented cases from 2019 to 2024. The lawyer has handled 5 cases in Singapore's courts. Associated with 4 law firms. The lawyer demonstrates particular expertise in criminal law and misuse of drugs act. Their track record shows a 20.0% success rate in resolved cases.

Areas of Practice and Expertise

Koh Weijin Leon has demonstrated expertise across 22 primary practice areas, with significant experience in sentencing and criminal law.

Practice Area	Case Volume	Distribution	Expertise Level	Description
Sentencing	3 cases	9% of total caseload	General Practice42% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 3 cases which represents 9% of their total caseload.
Criminal Law	3 cases	9% of total caseload	Highly Specialized87% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 3 cases which represents 9% of their total caseload.
Evidence	3 cases	9% of total caseload	Experienced60% relevance score	Koh Weijin Leon has demonstrated substantial experience and regular engagementin this area, handling 3 cases which represents 9% of their total caseload.
Admissibility of evidence	2 cases	6% of total caseload	Experienced70% relevance score	Koh Weijin Leon has demonstrated substantial experience and regular engagementin this area, handling 2 cases which represents 6% of their total caseload.
Misuse of Drugs Act	2 cases	6% of total caseload	Highly Specialized95% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 2 cases which represents 6% of their total caseload.
Criminal Procedure	2 cases	6% of total caseload	Highly Specialized78% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 2 cases which represents 6% of their total caseload.
Civil Procedure	2 cases	6% of total caseload	General Practice40% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 2 cases which represents 6% of their total caseload.
Diminished Responsibility	1 cases	3% of total caseload	Highly Specialized95% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Money and moneylenders	1 cases	3% of total caseload	Highly Specialized95% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Murder	1 cases	3% of total caseload	Highly Specialized90% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Proof of Debt	1 cases	3% of total caseload	Highly Specialized75% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Liquidator	1 cases	3% of total caseload	Highly Specialized80% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Witnesses	1 cases	3% of total caseload	General Practice5% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 1 cases which represents 3% of their total caseload.
Psychiatry	1 cases	3% of total caseload	Experienced50% relevance score	Koh Weijin Leon has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 3% of their total caseload.
Banking Law	1 cases	3% of total caseload	General Practice40% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 1 cases which represents 3% of their total caseload.
Criminal Appeals	1 cases	3% of total caseload	General Practice40% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 1 cases which represents 3% of their total caseload.
Commercial Law	1 cases	3% of total caseload	Experienced60% relevance score	Koh Weijin Leon has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 3% of their total caseload.
Drug Crimes	1 cases	3% of total caseload	Highly Specialized80% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Insolvency Law	1 cases	3% of total caseload	Highly Specialized90% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Winding Up	1 cases	3% of total caseload	Highly Specialized95% relevance score	Koh Weijin Leon has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 3% of their total caseload.
Evidence Law	1 cases	3% of total caseload	Experienced60% relevance score	Koh Weijin Leon has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 3% of their total caseload.
Adverse inferences	1 cases	3% of total caseload	General Practice30% relevance score	Koh Weijin Leon has demonstrated general practice experiencein this area, handling 1 cases which represents 3% of their total caseload.

Law Firm Affiliations

Koh Weijin Leon has been affiliated with 4 law firms. The most active affiliation involves 2 cases.

Law Firm	Cases Handled	Workload Share	Recent Cases
N S Kang	2 cases	40% of cases	Sulaiman bin Jumari v Public Prosecutor: Admissibility of Statements under the Misuse of Drugs Act(Dec 2020) Public Prosecutor v Sulaiman bin Jumari: Trafficking Diamorphine under the Misuse of Drugs Act(Sep 2019)
M/s N S Kang	1 cases	20% of cases	Re Zhong Jun Resources: Expunging Proof of Debt in Winding Up(Jun 2024)
Xu Weijin	1 cases	20% of cases	Foo Yong Siang Victor v Tan Heng Khoon: Summary Judgment & Unlicensed Moneylending Dispute(Apr 2024)
N.S. Kang	1 cases	20% of cases	Daryati v Public Prosecutor: Appeal Against Murder Conviction Based on Diminished Responsibility(Mar 2022)

Case Complexity Analysis

Analysis of Koh Weijin Leon's case complexity based on the number of parties involved and case characteristics.

Complexity Overview

Average Parties per Case: 2.2
Complex Cases: 0 (0%); Cases with more than 3 parties

Complexity by Case Type

Type	Cases	Avg Parties	Distribution
Lost	42.0 parties avg	2.0	80%
Won	13.0 parties avg	3.0	20%

Complexity Trends Over Time

Year	Cases	Average Parties
2019	12.0 parties avg	2.0
2020	12.0 parties avg	2.0
2022	12.0 parties avg	2.0
2024	22.5 parties avg	2.5

Case Outcome Analytics

Analysis of Koh Weijin Leon's case outcomes, including distribution by type, yearly trends, and monetary outcomes where applicable.

Outcome Distribution

Outcome Type	Cases	Percentage
Lost	4(80%)	80%
Won	1(20%)	20%

Monetary Outcomes

Currency	Total Amount	Average	Cases
SGD	463,089.00	231,544.502 cases	2

Yearly Outcome Trends

Year	Total Cases	Outcome Distribution
2019	1 1	Lost: 1 cases (100.0%)
2020	1 1	Lost: 1 cases (100.0%)
2022	1 1	Lost: 1 cases (100.0%)
2024	2 11	Lost: 1 cases (50.0%) Won: 1 cases (50.0%)

Case History

Displaying all 5 cases

No.	Case	Decision Date	Party & Outcome
1	Re Zhong Jun Resources: Expunging Proof of Debt in Winding Up 25 Jun 2024 Inner Mongolia Huomei-Hongjun Aluminium Electricity Co Ltd (Non-party)Won	25 Jun 2024	Inner Mongolia Huomei-Hongjun Aluminium Electricity Co Ltd (Non-party): Applications dismissedLiquidator's applications to expunge proofs of debt were dismissed. Costs fixed at $12,000 (inclusive of disbursements) to be paid to each of Inner Mongolia. The judgment does not specify a currency, so SGD is assumed as the jurisdiction is Singapore.
2	Foo Yong Siang Victor v Tan Heng Khoon: Summary Judgment & Unlicensed Moneylending Dispute 11 Apr 2024 Tan Heng Khoon (Defendant, Appellant)Lost	11 Apr 2024	Tan Heng Khoon (Defendant, Appellant): Appeal DismissedAppeal dismissed; summary judgment affirmed against the defendant for $451,089 (assumed SGD, as the judgment originates from Singapore).
3	Daryati v Public Prosecutor: Appeal Against Murder Conviction Based on Diminished Responsibility 30 Mar 2022 Daryati (Appellant)Lost	30 Mar 2022	Daryati (Appellant): Appeal DismissedAppeal against conviction dismissed; life imprisonment sentence affirmed.
4	Sulaiman bin Jumari v Public Prosecutor: Admissibility of Statements under the Misuse of Drugs Act 01 Dec 2020 Sulaiman bin Jumari (Appellant)Lost	01 Dec 2020	Sulaiman bin Jumari (Appellant): Appeal DismissedThe appeal against conviction and sentence was dismissed.
5	Public Prosecutor v Sulaiman bin Jumari: Trafficking Diamorphine under the Misuse of Drugs Act 08 Sep 2019 Sulaiman bin Jumari (Defendant)Lost	08 Sep 2019	Sulaiman bin Jumari (Defendant): ConvictionAccused convicted of possession of diamorphine for the purpose of trafficking and sentenced to death.