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Shigeru Shimogama

USPTO Granted Patents = 15

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 1.4

ph-index = 7

Forward Citations = 220(Granted Patents)

Location History:

Kawanishi, JP (1995 - 2001)
Hyogo, JP (2001 - 2006)

Company Filing History:

15 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Years Active: 1995-2006

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6984805 - Arc welder (2006-01-10),

2. 6541734 - Arc welding apparatus (2003-04-01),

3. 6498448 - Motor break releasing device (2002-12-24),

4. 6447327 - Connection cable apparatus (2002-09-10),

5. 6374156 - Robot control system (2002-04-16),

6. 6332102 - Robot controller (2001-12-18),

7. 6294887 - Motor brake device for a robot (2001-09-25),

8. 6278082 - Welding apparatus (2001-08-21),

9. 6107601 - Apparatus and method for controlling an arc welding robot (2000-08-22),

10. 6051894 - Safety device of industrial robot (2000-04-18),

11. 5903123 - Emergency stop circuit for a robot (1999-05-11),

12. 5834916 - Industrial robot and its control unit (1998-11-10),

13. 5751918 - Safety circuit for teaching operation of robot (1998-05-12),

14. 5650079 - Welding power source (1997-07-22),

15. 5412175 - Method of operating an arc welding apparatus (1995-05-02),

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