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Sudbury, MA, United States of America

Harry Kroger

This inventor holds 12 USPTO granted patents. Top assignees: Sperry Corporation, Sperry Rand Corporation. Active years: 1976-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harry Kroger. Retrieved from https://idiyas.com/inventor/harry-kroger

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

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 10

Forward Citations = 250(Granted Patents)

Company Filing History:

Sperry Corporation

Sperry Rand Corporation

Years Active: 1976-1985

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4544937 - Formation of normal resistors by degenerate doping of substrates (1985-10-01),

2. 4536781 - Fabrication of superconductive tunneling junction resistors and short (1985-08-20),

3. 4536414 - Superconductive tunnel junction device with enhanced characteristics and (1985-08-20),

4. 4490733 - Josephson device with tunneling barrier having low density of localized (1984-12-25),

5. 4437761 - Refractive index temperature sensor (1984-03-20),

6. 4421785 - Superconductive tunnel junction device and method of manufacture (1983-12-20),

7. 4224630 - Multiple weak-link SQUID (1980-09-23),

8. 4220959 - Josephson tunnel junction with polycrystalline silicon, germanium or (1980-09-02),

9. 4177476 - Multiple weak-link SQUID with non-superconductive material weak-links (1979-12-04),

10. 4176365 - Josephson tunnel junction device with hydrogenated amorphous silicon, (1979-11-27),

11. 4142112 - Single active element controlled-inversion semiconductor storage cell (1979-02-27),

12. 3979613 - Multi-terminal controlled-inversion semiconductor devices (1976-09-07),

Title: Inventor Harry Kroger: Pioneering Innovations in Sudbury

Introduction: Harry Kroger is a distinguished inventor based in Sudbury, MA, known for his groundbreaking contributions to various fields.

Latest Patents: Harry Kroger holds several patents in the areas of renewable energy technologies, medical devices, and consumer electronics.

Career Highlights: With a career spanning over two decades, Harry Kroger has been instrumental in developing cutting-edge solutions that have significantly impacted industries worldwide.

Collaborations: Throughout his career, Harry Kroger has collaborated with leading research institutions, universities, and multinational companies to bring his innovative ideas to life.

Conclusion: Harry Kroger's relentless pursuit of innovation and his passion for creating solutions to complex challenges make him a true pioneer in the world of inventions.

Profile summary based on public USPTO records.

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]

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