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For the Inventor, By the Inventor

Ibaraki, Japan

Teizo Fujita

This inventor holds 23 USPTO granted patents, primarily in Lighting Technology. Top assignees: Izumi Denki Corporation, Izumi Denki Company Limited, Idec Izumi Corporation. Active years: 1976-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teizo Fujita. Retrieved from https://idiyas.com/inventor/teizo-fujita

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 299(Granted Patents)


Location History:

  • Osaka, JA (1976 - 1978)
  • Ibaraki, JA (1978)
  • Ibarakishi, JP (1983)
  • Ibaraki, JP (1978 - 1986)

Company Filing History:

goldMedal15 out of 16 
 
Izumi Denki Corporation
 patents
silverMedal5 out of 5 
 
Izumi Denki Company Limited
 patents
bronzeMedal3 out of 44 
 
Idec Izumi Corporation
 patents

Years Active: 1976-1986

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Areas of Expertise:
Light Emitting Diode
LED Lamp
Wire Terminal Connector
Digital Switch
Relay Design
Pneumatic Timer
Motor Timer
Condition Monitoring
Switching Apparatus
Electrical Assembly
Adapter Mounting
Timing Relay
23 patents (USPTO):Explore Patents
1. 4630183 - Light emitting diode lamp and method for producing thereof (1986-12-16),
2. D280766 - Light emitting diode lamp (led lamp) (1985-09-24),
3. 4519668 - Wire terminal connector (1985-05-28),
4. 4499352 - Adapter for mounting switch onto panel (1985-02-12),
5. 4464549 - Digital switch (1984-08-07),
6. 4427863 - Small-sized relay and method for fabricating the same (1984-01-24),
7. 4371922 - Process stepping sequential controller (1983-02-01),
8. 4315123 - Switching apparatus assembly structure (1982-02-09),
9. 4276631 - Electronic timer (1981-06-30),
10. 4227162 - Electromagnet relay with specific housing structure (1980-10-07),
11. 4220808 - Mounting device for compact apparatus (1980-09-02),
12. D255350 - Timing relay (1980-06-10),
13. 4157463 - Switch apparatus (1979-06-05),
14. D251840 - Single pole power relay (1979-05-15),
15. D250184 - Pneumatic timing relay or similar article (1978-11-07),

Title: Teizo Fujita: A Trailblazer in Innovation

Introduction: Teizo Fujita, a renowned inventor hailing from Ibaraki, Japan, is a true pioneer in the world of innovation. With a total of 23 patents to his name, Fujita's relentless passion for pushing the boundaries of technology has left an indelible mark on the realm of inventors and beyond.

Latest Patents: Among his notable inventions is the "Light Emitting Diode Lamp and Method for Producing Thereof." This invention involves embedding light emitting diodes in a molding of light transmissible resin material, revolutionizing the production of LED lamps.

Career Highlights: Fujita's career spans across esteemed companies such as Izumi Denki Corporation and Izumi Denki Company Limited, where his innovative spirit thrived, leading to groundbreaking inventions in the field of technology.

Collaborations: Throughout his career, Fujita collaborated with esteemed colleagues such as Toshiro Ohashi and Tosiro Ohashi, fostering a culture of innovation and collaboration that propelled his inventions to new heights.

Conclusion: Teizo Fujita's visionary contributions to the world of technology stand as a testament to his unwavering dedication to innovation. His trailblazing spirit continues to inspire future generations of inventors, solidifying his legacy as a true pioneer in the realm 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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