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For the Inventor, By the Inventor

San Diego, CA, United States of America

Hybritech Incorporated


USPTO Granted Patents = 29

% Expired Patents = 3.4


Trademarks = 3

Forward Citations = 2,131

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53 inventors (with patents filed for the assignee):

goldMedal Stephen D Mikolajczyk (6 out of 15 patents)

silverMedal Robert L Wolfert (5 out of 10 patents)

bronzeMedal Mohammad Saeed Saedi (5 out of 7 patents)

4.  Gary S David (3 out of 14 patents)

5.  Harry G Rittenhouse (3 out of 6 patents)

6.  Abhay Kumar (3 out of 4 patents)

7.  Clarence Nathaniel Ahlem (3 out of 8 patents)

8.  Ann E Huang (3 out of 3 patents)

9.  Philip A Levinson (3 out of 3 patents)

10.  Tang Jang Wang (2 out of 6 patents)

11.  Kristine Kuus-Reichel (2 out of 3 patents)

12.  Donald J Tindall (2 out of 5 patents)

13.  Charles Y Young (2 out of 5 patents)

14.  James M Frincke (2 out of 2 patents)

15.  Richard M Bartholomew (2 out of 2 patents)


Core Competencies:
Prostate Specific Antigens
BRCA1 Mutations
Immunoassay Methods
hK2 Polypeptide
Trifunctional Antibodies
Ligand-Receptor Assays
Bone Alkaline Phosphatase
Monoclonal Antibodies
Tumor-Associated Antigens
Protein-Dye Conjugate
Biologically Active Molecules
Immunometric Assays

29 patents:

1. 7659073 - Forms of prostate specific antigens and methods for their detection (2010-02-09),
2. 7288636 - Forms of prostate specific antigens and methods for their detection (2007-10-30),
3. 6514713 - Methods of detecting BRCA1 mutations (2003-02-04),
4. 6482599 - Forms of prostate specific antigen (PSA) specific for benign prostatic hyperplasia (BPH) and methods of using such (2002-11-19),
5. 6284873 - Complex of human kallikrein 2 (hK2) and protease inhibitor-6 (PI-6) in prostate tumor tissue and methods of using the complex (2001-09-04),
6. 6103237 - Stable variant hK2 polypeptide (2000-08-15),
7. 6093796 - Recombinant hK2 polypeptide (2000-07-25),
8. 6013471 - DNA encoding hK2 variant polypeptides (2000-01-11),
9. 5879881 - Solid phase system for use in ligand-receptor assays (1999-03-09),
10. 5589574 - Assay for bone alkaline phosphatase (1996-12-31),
11. 5525473 - Assay for bone alkaline phosphatase (1996-06-11),
12. 5447838 - Protein-dye conjugate for confirmation of correct dilution of calibrators (1995-09-05),
13. 5439829 - Immobilization of biologically active molecules by changing the (1995-08-08),
14. 5395754 - Membrane-based immunoassay method (1995-03-07),
15. 5273743 - Trifunctional antibody-like compounds as a combined diagnostic and (1993-12-28),
Hybritech Incorporated, based in San Diego, CA, is a pioneering biotechnology company specializing in the development and manufacturing of innovative diagnostic products. The organization focuses on advancing immunoassay technologies, particularly in the fields of oncology and infectious diseases. Hybritech is recognized for its contributions to the medical diagnostics sector, providing essential tools that enhance disease detection and monitoring, thereby improving patient outcomes and supporting healthcare professionals globally.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

29 Patents

#213 in San Diego, CA

#2,764 in California

#11,606 in US

#22,510 in the World

San Diego, CA (US)
San Diego, CA, United States of America

Hybritech Incorporated

Forward Citations = 2,131

53 inventors:

goldMedal Stephen D Mikolajczyk (6 out of 15 patents)

silverMedal Robert L Wolfert (5 out of 10 patents)

bronzeMedal Mohammad Saeed Saedi (5 out of 7 patents)

4.  Gary S David (3 out of 14 patents)

5.  Harry G Rittenhouse (3 out of 6 patents)

Please report any incorrect information to [email protected]
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