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Sunnyvale, CA, United States of America

Chemtrak Corporation

USPTO Granted Patents = 13

Forward Citations = 892

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11 inventors (with patents filed for the assignee):

Michael P Allen (10 out of 47 patents)

Prithipal Singh (4 out of 39 patents)

Henry J Jeong (3 out of 3 patents)

4. Urs A Ramel (2 out of 13 patents)

5. Pyare L Khanna (1 out of 53 patents)

6. Robert B Shibuya (1 out of 2 patents)

7. Anthony J DeLizza (1 out of 1 patent)

8. Sheng-Fen Li (1 out of 1 patent)

9. Wayne Schrier (1 out of 1 patent)

10. Pawanjit S Sethi (1 out of 1 patent)

11. Douglas Earl Rife (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 5741288 - Re-armable single-user safety finger stick device having reset for (1998-04-21),

2. 5416000 - Analyte immunoassay in self-contained apparatus (1995-05-16),

3. 5409780 - Aniline analogs for hydrogen peroxide detection (1995-04-25),

4. 5409664 - Laminated assay device (1995-04-25),

5. 5340539 - Non-instrumented cholesterol assay (1994-08-23),

6. 5264180 - Mobile reagents in an analyte assay in a self-contained apparatus (1993-11-23),

7. 5204063 - Eluent release system and automated assay device (1993-04-20),

8. 5155025 - Hydrogen peroxide stabilization in assays (1992-10-13),

9. 5132086 - Non-instrumented cholesterol assay (1992-07-21),

10. 4999287 - Direct measuring assay strip and method of use thereof (1991-03-12),

11. 4987085 - Blood filtering metering device (1991-01-22),

12. 4973549 - Quantitative diagnostic assay employing signal producing agent bound to (1990-11-27),

13. 4959324 - Sample pad assay initiation device and method of making (1990-09-25),

Chemtrak Corporation, based in Sunnyvale, California, specializes in innovative diagnostic solutions, particularly in the field of medical devices. The company focuses on developing advanced technologies for home health monitoring, enabling patients to manage their health conditions effectively. With a commitment to enhancing patient care through reliable and user-friendly products, Chemtrak plays a significant role in the healthcare landscape, emphasizing the importance of accessible health management tools.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

13 Patents

#253 in Sunnyvale, CA

#5,650 in California

#23,815 in US

#44,988 in the World

Sunnyvale, CA, United States of America

Chemtrak Corporation

Forward Citations = 892

11 inventors:

Michael P Allen (10 out of 47 patents)

Prithipal Singh (4 out of 39 patents)

Henry J Jeong (3 out of 3 patents)

4. Urs A Ramel (2 out of 13 patents)

5. Pyare L Khanna (1 out of 53 patents)

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