For the Inventor, By the Inventor

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San Diego, CA, United States of America

Obsidian Sensors, Inc.

USPTO Granted Patents = 18

EPO Patents = 3

Forward Citations = 6

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14 inventors (with patents filed for the assignee):

John Hyunchul Hong (14 out of 66 patents)

Bing Wen (13 out of 35 patents)

Edward Chan (12 out of 16 patents)

4. Tallis Young Chang (11 out of 29 patents)

5. Sean Andrews (6 out of 6 patents)

6. Yaoling Pan (5 out of 21 patents)

7. Heesun Shin (3 out of 4 patents)

8. Lester Joseph Kozlowski (2 out of 43 patents)

9. Seung-Tak Ryu (2 out of 11 patents)

10. Ming Ying (1 out of 6 patents)

11. Omar James Bchir (1 out of 40 patents)

12. Kenji Nomura (1 out of 8 patents)

13. Shen-Ge Wang (1 out of 6 patents)

14. Jian Jim Ma (1 out of 46 patents)

15. Jan Bos (0 patent)

18 patents: Sort by Forward Citations

1. 12431915 - Adaptive charge measurement circuit for data converters (2025-09-30),

2. 12379256 - Readout circuits and methods (2025-08-05),

3. 12378109 - Charge transfer circuitry for MEMS devices (2025-08-05),

4. 12320704 - Fourier transform spectrometer (2025-06-03),

5. 12061331 - Active matrix programmable mirror (2024-08-13),

6. 12006209 - MEMS and NEMS structures (2024-06-11),

7. 11983953 - In-display fingerprint sensing system (2024-05-14),

8. 11959806 - MEMS sensors and systems (2024-04-16),

9. 11685649 - Capping plate for panel scale packaging of MEMS products (2023-06-27),

10. 11624657 - MEMS sensors and systems (2023-04-11),

11. 11555744 - Readout circuits and methods (2023-01-17),

12. 11284031 - Systems and methods for low-power image digitization (2022-03-22),

13. 11282760 - Integrated packaging devices and methods with backside interconnections (2022-03-22),

14. 10735683 - Systems and methods for low-power image digitization (2020-08-04),

15. 10453766 - Integrated packaging devices and methods with backside interconnections (2019-10-22),

Obsidian Sensors, Inc. is a leading provider of cutting-edge sensor technologies for various industries. Our innovative sensors are designed to provide precise and reliable data for a wide range of applications, from environmental monitoring to industrial automation. With a focus on quality and accuracy, we strive to deliver advanced sensor solutions that meet the ever-evolving needs of our customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

18 Patents

#309 in San Diego, CA

#4,156 in California

#17,414 in US

#33,186 in the World

San Diego, CA, United States of America

Obsidian Sensors, Inc.

Forward Citations = 6

14 inventors:

John Hyunchul Hong (14 out of 66 patents)

Bing Wen (13 out of 35 patents)

Edward Chan (12 out of 16 patents)

4. Tallis Young Chang (11 out of 29 patents)

5. Sean Andrews (6 out of 6 patents)

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