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For the Inventor, By the Inventor

Portland, OR, United States of America

Thomas J Holce

This inventor holds 20 USPTO granted patents, primarily in Magnetic Switch Technology. Top assignees: Sentrol, Inc., Kentrox Industries, Inc., Other. Active years: 1979-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Thomas J Holce. Retrieved from https://idiyas.com/inventor/thomas-j-holce

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 12

Forward Citations = 329(Granted Patents)


Location History:

  • Beaverton, OR (US) (1980)
  • Portland, OR (US) (1979 - 1990)

Company Filing History:

goldMedal15 out of 45 
 
Sentrol, Inc.
 patents
silverMedal1 out of 5 
 
Kentrox Industries, Inc.
 patents
bronzeMedal3 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1979-1990

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Areas of Expertise:
Magnetic Reed Switch
Switch Assembly
Protective Housings
Modular Terminal Housing
Electrical Components
Plunger-Operated Switch
Proximity Switch
Magnetically Retained
Circuit Test Points
Explosion-Proof Housing
Magnetic Contact Switch
Telephone Line Attenuator
20 patents (USPTO):Explore Patents
1. 4943791 - Wide gap magnetic reed switch and method for manufacture of same (1990-07-24),
2. 4543458 - Switch and connector assembly including protective housings for jumper (1985-09-24),
3. 4536754 - Magnetically retained connecting cable incorporating magnetically (1985-08-20),
4. 4525018 - Modular terminal housing (1985-06-25),
5. 4456897 - Plunger-operated switch unit (1984-06-26),
6. D273783 - Explosion-proof housing for electrical circuit components (1984-05-08),
7. D272242 - Latching housing for miniature electrical components (1984-01-17),
8. 4409577 - Switch housing having recessed conductor terminals (1983-10-11),
9. 4392707 - Take-off connector for security circuit (1983-07-12),
10. D268669 - Combined switch housing and integral mounting bracket (1983-04-19),
11. 4371856 - Switch assembly including circuit test points (1983-02-01),
12. 4336518 - Plunger operated magnetic contact switch assembly (1982-06-22),
13. 4335270 - Switch housing incorporating flexibly attached mounting plate (1982-06-15),
14. D262618 - Housing for a floor-mounted magnetic contact switch (1982-01-12),
15. 4220834 - Telephone line attenuator network and attenuator pad therefor (1980-09-02),

Title: Innovations by Thomas J Holce: A Look at His Contributions to Magnetic Reed Switch Technology

Introduction

Thomas J Holce, based in Portland, OR, is a notable inventor with an impressive portfolio of 20 patents. His work is primarily focused on magnetic reed switch technology, which has significant applications in security and electronic device sectors.

Latest Patents

Among his latest innovations are two noteworthy patents:

1. **Wide Gap Magnetic Reed Switch and Method for Manufacture of Same**: This invention showcases a magnetically actuated reed switch assembly where a small permanent helper magnet is attached to the magnetic lead of the reed switch. This innovative design allows for improved efficiency in manufacturing and operation, as the permanent helper magnet enhances flux density, leading to effective actuation with minimal adjustments.

2. **Switch and Connector Assembly Including Protective Housings for Jumper**: This patent introduces a connector assembly that enables both mechanical and electrical connections for security alarm systems mounted on swinging doors or windows. It features resilient electrical cables and protective housings that safeguard terminals and cables, ensuring reliable operation of security systems.

Career Highlights

Thomas has made significant contributions to companies such as Sentrol, Inc., where his innovations have greatly influenced product designs and functionality. His expertise in magnetic switches and connectors has positioned him as a key player in advancing this technology.

Collaborations

Throughout his career, Thomas has collaborated with notable colleagues, including Charles M Huckins and Keith E Flint. Their collective expertise has played a crucial role in driving innovation and enhancing product development in their respective fields.

Conclusion

Thomas J Holce's contributions to the realm of magnetic reed switches exemplify his commitment to innovation and excellence. His patents not only showcase his inventive spirit but also underscore the significance of collaboration in the development of cutting-edge technology. As he continues to push the boundaries of what's possible, his work remains an essential part of the evolving landscape of security systems and electronic devices.

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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