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EPO Patents = 1

Forward Citations = 57

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15 inventors (with patents filed for the assignee):

Masahiro Fukuta (3 out of 7 patents)

Yoshihiko Kinpara (3 out of 23 patents)

Seiji Watanabe (1 out of 49 patents)

4. Takayuki Shimizu (1 out of 25 patents)

5. Takahiko Kobayashi (1 out of 21 patents)

6. Daiki Fukui (1 out of 12 patents)

7. Shigenobu Kawakami (1 out of 5 patents)

8. Takashi Yumura (1 out of 42 patents)

9. Hideki Nishiyama (1 out of 1 patent)

10. Hideki Shiozaki (1 out of 1 patent)

11. Shun-Ichirou Saitou (1 out of 1 patent)

12. Takumi Oonuma (1 out of 1 patent)

13. Yoshiaki Yamazaki (1 out of 3 patents)

14. Hiroki Itakura (1 out of 1 patent)

15. Naoya Yamada (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 7784590 - Elevator operation control device (2010-08-31),

2. 7658268 - Control device without a speed sensor for controlling speed of a rotating machine driving an elevator (2010-02-09),

3. 7500652 - Hoist for elevator (2009-03-10),

4. 7423401 - AC rotary machine constant measuring apparatus for measuring constants of stationary AC rotary machine (2008-09-09),

5. 7408322 - Device for determining constant of rotating machine (2008-08-05),

6. 5933793 - Outgoing harmonic level evaluator (1999-08-03),

7. 5731528 - Rope tension measuring apparatus for use with an elevator (1998-03-24),

Mitsubishi Electric Building Techno-service Co., Ltd. is a leading provider of building management and maintenance services. With a focus on delivering innovative solutions for building automation, energy management, and security systems, the company helps clients optimize their building operations and improve overall efficiency. Through its advanced technologies and expertise, Mitsubishi Electric Building Techno-service Co., Ltd. is committed to creating comfortable, safe, and sustainable environments for customers around the world.

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USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#2,027 in Tokyo

#5,307 in Japan

Tokyo, Japan

Mitsubishi Electric Building Techno-Service Co., Ltd.