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Sunnyvale, CA, United States of America

Chemtrak Corporation

USPTO Granted Patents = 13

Forward Citations = 884

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11 inventors (with patents filed for the assignee):

Michael P Allen (10 out of 45 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 is a leading provider of innovative environmental monitoring solutions. With over 20 years of experience, we specialize in developing cutting-edge technologies for detecting and measuring various environmental contaminants. Our products are used in a wide range of industries, including water and wastewater treatment, industrial hygiene, and air quality monitoring. We are committed to helping our customers maintain a safe and healthy environment through our reliable and accurate monitoring solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

13 Patents

#214 in Sunnyvale, CA

#5,489 in California

#23,149 in US

#43,690 in the World

Sunnyvale, CA, United States of America

Chemtrak Corporation

Forward Citations = 884

11 inventors:

Michael P Allen (10 out of 45 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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