For the Inventor, By the Inventor

Enter assignee name

Seibu Electric Machinery Co., Ltd.

USPTO Granted Patents = 23

EPO Patents = 4

Trademarks = 7

Forward Citations = 160

Loading Chart...

Loading Chart...

31 inventors (with patents filed for the assignee):

Takashi Mitsuyasu (10 out of 10 patents)

Nobuhiro Tanaka (6 out of 34 patents)

Eiji Hirata (5 out of 12 patents)

4. Yoshihiro Ito (4 out of 5 patents)

5. Hideyuki Moriguchi (4 out of 4 patents)

6. Akira Tsubone (4 out of 4 patents)

7. Keisuke Tasaki (3 out of 3 patents)

8. Takayasu Sakatani (2 out of 2 patents)

9. Hiroaki Fujii (2 out of 2 patents)

10. Masatoshi Kawano (2 out of 2 patents)

11. Masakazu Mori (2 out of 2 patents)

12. Daisuke Kukita (2 out of 2 patents)

13. Seiya Shimada (2 out of 2 patents)

14. Toshiro Morikawa (2 out of 2 patents)

15. Kouki Shingai (2 out of 2 patents)

23 patents: Sort by Forward Citations

1. 11819936 - Wire electrode feeding apparatus and wire electrode feeding method (2023-11-21),

2. 11407050 - Electrical discharge machining device, electrical discharge machining method, and design method (2022-08-09),

3. 11219961 - Wire electrical discharge machining system, wire electrical discharge machining method, and workpiece measurement method (2022-01-11),

4. 11213905 - Wire electrical discharge machining system, wire electrical discharge machining method, and workpiece measurement method (2022-01-04),

5. 10512979 - Electrical discharge machining device, electrical discharge machining method, and design method (2019-12-24),

6. 10301144 - Wire electrode supply apparatus and wire electrode supply method (2019-05-28),

7. 9751157 - Process for identifying existence of partially welded spots and retention of cut-out part in wire-cut electrical discharge machining (2017-09-05),

8. 9724775 - Method of making partially welded spots in wire-cut electrical discharge machining (2017-08-08),

9. 8847533 - Actuator (2014-09-30),

10. 8783277 - Actuator and position-detecting method therefor (2014-07-22),

11. 8476548 - Method of cutting out part with making partially welded spots in wire-cut electrical discharge machining (2013-07-02),

12. 7168351 - High-speed cutting process for generating desired curved surface on workpiece (2007-01-30),

13. 6865787 - Numerical control (NC) processor with onboard grinding unit (2005-03-15),

14. 5603851 - Wire cutting electrical discharge machine with wire annealing for (1997-02-18),

15. 5386677 - Goods arrangement method and apparatus (1995-02-07),

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

23 Patents

#15 in Fukuoka

#2,644 in Japan

#26,802 in the World

Seibu Electric Machinery Co., Ltd.

Forward Citations = 160

31 inventors:

Takashi Mitsuyasu (10 out of 10 patents)

Nobuhiro Tanaka (6 out of 34 patents)

Eiji Hirata (5 out of 12 patents)

4. Yoshihiro Ito (4 out of 5 patents)

5. Hideyuki Moriguchi (4 out of 4 patents)

Please report any incorrect information to support@idiyas.com

Loading…