Forward Citations = 10

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9 inventors (with patents filed for the assignee):

Leo S Geraci (2 out of 2 patents)

Stuart G Levy (2 out of 2 patents)

Jay F Stearns (2 out of 6 patents)

4. Richard L Buswell (2 out of 2 patents)

5. James P Hudspeth (2 out of 2 patents)

6. Larry A Gaudioso (1 out of 2 patents)

7. Michael A Weglarz (1 out of 1 patent)

8. Lawrence D Horwitz (1 out of 6 patents)

9. Kathryn B Horwitz (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 6335443 - Chemical synthesis of exochelins (2002-01-01),

2. 6063919 - Process for the synthesis of exochelins (2000-05-16),

3. 5952492 - Chemical synthesis of exochelins (1999-09-14),

4. 5837677 - Method for the treatment of cancer with Exochelins of Mycobacterium (1998-11-17),

Company Overview

Keystone Biomedical, Inc. is a leading provider of medical equipment repair and maintenance services. With a team of highly skilled technicians, we offer top-quality repairs and servicing for a wide range of medical devices, ensuring optimal performance and patient safety. Our commitment to quality and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#458 in Los Angeles, CA

#14,058 in California

#60,671 in US

Los Angeles, CA, United States of America

Keystone Biomedical, Inc.

Forward Citations = 10

9 inventors:

Leo S Geraci (2 out of 2 patents)

Stuart G Levy (2 out of 2 patents)

Jay F Stearns (2 out of 6 patents)

4. Richard L Buswell (2 out of 2 patents)

5. James P Hudspeth (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Keystone Biomedical, Inc.. Retrieved from https://idiyas.com/company/keystone-biomedical

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]