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For the Inventor, By the Inventor

Tokyo, Japan

Toshiba Mitsubishi-electric Industrial Systems Corporation


USPTO Granted Patents = 516



Trademarks = 14

Forward Citations = 668

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368 inventors (with patents filed for the assignee):

goldMedal Masahiro Kinoshita (36 out of 59 patents)

silverMedal Yoichiro Tabata (31 out of 46 patents)

bronzeMedal Shinichi Nishimura (22 out of 35 patents)

4.  Yasuhiko Hosokawa (22 out of 22 patents)

5.  Masaru Toyoda (21 out of 22 patents)

6.  Kensuke Watanabe (20 out of 28 patents)

7.  Yujiro Okihara (19 out of 22 patents)

8.  Hiroyuki Orita (18 out of 19 patents)

9.  Toshihide Nakano (17 out of 17 patents)

10.  Taichiro Tsuchiya (17 out of 21 patents)

11.  Yoshihito Yamada (17 out of 17 patents)

12.  Akinobu Ando (15 out of 15 patents)

13.  Akira Nojima (14 out of 61 patents)

14.  Takahiro Shirahata (14 out of 14 patents)

15.  Shinzo Tamai (14 out of 27 patents)


Core Competencies:
Power Conversion
Uninterruptible Power Supply
Gas Generation Apparatus
Frequency Detection
Electric Motor Braking
Explosion-Proof Structure
Distributed Power Supply
Control Systems
AC-AC Converter
DC-AC Converter
Steel Plant Control
SCADA Systems

516 patents:

1. 12416935 - Control device and power conversion system (2025-09-16),
2. 12225675 - Connection structure (2025-02-11),
3. 12004285 - Activated gas generation apparatus (2024-06-04),
4. 12003183 - Power conversion device and power conversion unit (2024-06-04),
5. 11982696 - System frequency detector (2024-05-14),
6. 11973351 - Power converter (2024-04-30),
7. 11967894 - Power converter (2024-04-23),
8. 11965917 - Power measurement device (2024-04-23),
9. 11953530 - System frequency detector (2024-04-09),
10. 11949341 - Power converter and electric motor braking method (2024-04-02),
11. 11949322 - Power conversion device (2024-04-02),
12. 11948859 - Element module (2024-04-02),
13. 11942876 - Power conversion device (2024-03-26),
14. 11942874 - Control system of power converter (2024-03-26),
15. 11942310 - Active gas generation apparatus (2024-03-26),
TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION (TMEIC) is a leading global manufacturer and supplier of advanced automation solutions for industries. Their products and services include drives, motors, automation systems, power electronics, and more. TMEIC aims to provide innovative and efficient solutions to their customers worldwide, enabling them to enhance productivity, reduce environmental impact, and improve overall business performance.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 23 2025

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516 Patents

#160 in Tokyo

#366 in Japan

#1,827 in the World

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Tokyo, Japan

Toshiba Mitsubishi-electric Industrial Systems Corporation

Forward Citations = 668

368 inventors:

goldMedal Masahiro Kinoshita (36 out of 59 patents)

silverMedal Yoichiro Tabata (31 out of 46 patents)

bronzeMedal Shinichi Nishimura (22 out of 35 patents)

4.  Yasuhiko Hosokawa (22 out of 22 patents)

5.  Masaru Toyoda (21 out of 22 patents)

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