Electric Industry Co., Ltd.

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 20.0

Forward Citations = 92

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15 inventors (with patents filed for the assignee):

Yasuhiro Fukuda (1 out of 25 patents)

Norio Onishi (1 out of 14 patents)

Yusuke Harada (1 out of 25 patents)

4. Akira Mashimo (1 out of 84 patents)

5. Tomokazu Komazaki (1 out of 33 patents)

6. Makiko Nakamura (1 out of 12 patents)

7. Katsuhiko Gunji (1 out of 17 patents)

8. Hidehisa Murayama (1 out of 2 patents)

9. Hiroshi Onoda (1 out of 32 patents)

10. Yasuyuki Tatara (1 out of 2 patents)

11. Hiroshi Yokouchi (1 out of 7 patents)

12. Ichiro Iwase (1 out of 3 patents)

13. Katsuhide Tanoshima (1 out of 15 patents)

14. Hikoshi Nagasawa (1 out of 2 patents)

15. Hiroyuki Yamada (1 out of 71 patents)

5 patents: Sort by Forward Citations

1. 6538487 - Electrical circuit having inverters being serially connected together in a cascade (2003-03-25),

2. 6306762 - Semiconductor device having multi-layered metalization and method of manufacturing the same (2001-10-23),

3. 5124675 - LC-type dielectric filter (1992-06-23),

4. 5101343 - Microprocessor with word memory for selectively processing data (1992-03-31),

5. 4890230 - Electronic dictionary (1989-12-26),

Company Overview

Electric Industry Co., Ltd. is a leading manufacturer of electrical equipment and components. With over 20 years of experience in the industry, we specialize in producing high-quality electrical products for industrial and commercial use. Our wide range of products includes transformers, circuit breakers, switches, and more. We are committed to providing innovative solutions and excellent customer service to meet the needs of our clients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#2,722 in Tokyo

#6,656 in Japan

Tokyo, Japan