Geun Sig Cha

This inventor holds 38 USPTO granted patents and 5 published patent applications, plus 1 CIPO patent and 33 EPO patents, primarily in Electrochemical Biosensors. Top assignees: I-Sens, Inc., Geun Sig Cha, Eyelab Group, LLC. Active years: 2001-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Geun Sig Cha. Retrieved from https://idiyas.com/inventor/geun-sig-cha

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 38 (Patent Applications = 5)

% Patents Active = 55.3

CIPO Patents = 1

EPO Patents = 33 (Patent Applications = 34)

Average Co-Inventor Count = 5.0

ph-index = 7

Forward Citations = 361(Granted Patents)

Location History:

San Cheongwoon-dong, Chongro-ku, Seoul KR (2001)
Chongno-ku, Seoul KR (2002)
Seodaemun-Gu, Seoul-City, KR (2010)
Seoul, KR (2003 - 2022)

Company Filing History:

Nano-Ditech Corporation

patent

7. 4 out of 834,513

Other

patents

where one patent can have more than one assignee

Years Active: 2001-2025

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Areas of Expertise:

Electrochemical Biosensor

Blood Glucose Measurement

Hemoglobin A1C Analysis

Microfluidic Sensor

Amperometric Sensors

Biochemical Analysis

Wireless Communication Module

Non-Invasive Monitoring

Reference Electrode

Redox Reaction

Analyte Concentration

Cholanic Acid Derivatives

38 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D1075842 - Display screen or portion thereof with virtual character icon (2025-05-20),

2. 11378540 - Apparatus and method for measuring concentration of an analyte in bio-samples (2022-07-05),

3. 11262365 - Kit for hemoglobin A1C quantitative analysis (2022-03-01),

4. 10890557 - Electrochemical biosensor (2021-01-12),

5. 10690619 - Apparatus and method for measuring concentration of an analyte in whole blood samples (2020-06-23),

6. 10371693 - Portable blood glucose measurement device (2019-08-06),

7. 10125384 - Reagent composition for redox reaction (2018-11-13),

8. 10024816 - Personal blood glucose meter and abnormal measurement detection method using same (2018-07-17),

9. 10000785 - Composition of redox-reagents for electrochemical biosensor and biosensor comprising the same (2018-06-19),

10. 9753004 - Electrochemical biosensor with improved accuracy (2017-09-05),

11. 9702842 - Amperometric sensors and devices for measuring concentration of S-nitrosothiols based on photo-induced decomposition of S-nitrosothiols (2017-07-11),

12. 9512458 - Electrochemical biosensor with sample introduction channel capable of uniform introduction of small amount of sample (2016-12-06),

13. 9500646 - Sensor cartridge for detecting component of at least one sample (2016-11-22),

14. 9435792 - Hemolysis reagent composition for hemoglobin A1C quantitative analysis using enzymatic method (2016-09-06),

15. 9351678 - Lancet holder and lancet device including the same (2016-05-31),

Title: Geun Sig Cha - Innovative Inventor from Seoul

Introduction: Geun Sig Cha is a renowned inventor hailing from Seoul, South Korea, known for his groundbreaking contributions to various technological fields.

Latest Patents: Geun Sig Cha holds several patents in the areas of electronics, telecommunications, and renewable energy, showcasing his diverse range of expertise and innovation.

Career Highlights: Throughout his illustrious career, Geun Sig Cha has worked with leading research institutions and technology companies, spearheading projects that have revolutionized the industry. His commitment to pushing the boundaries of innovation has earned him recognition globally.

Collaborations: Geun Sig Cha has collaborated with top universities and multinational corporations to develop cutting-edge solutions that have had a significant impact on the market. His ability to work across different sectors and disciplines sets him apart as a versatile inventor.

Conclusion: Geun Sig Cha's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors. His remarkable achievements solidify his position as a trailblazer in the world of technology and patents.

Profile summary based on public USPTO records.