Toshihiro Koyama

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle traffic control apparatus
- Patent number 6,246,956
- Issue date Jun 12, 2001
- Kabushiki Kaisha Toshiba
- Miyako Miyoshi
- G08 - SIGNALLING
Information Patent Grant
Method of controlling plate flatness and device therefor
- Patent number 5,126,947
- Issue date Jun 30, 1992
- Kabushiki Kaisha Toshiba
- Toshihiro Koyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Looper control system for continuous rolling mill
- Patent number 5,040,395
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Yoshiro Seki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Thickness control method and system for a single-stand/multi-pass r...
- Patent number 4,665,729
- Issue date May 19, 1987
- Kabushiki Kaisha Toshiba
- Toshihiro Koyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and system for controlling an interstand tension in a contin...
- Patent number 4,507,946
- Issue date Apr 2, 1985
- Tokyo Shibaura Denki Kabushiki Kaisha
- Toshihiro Koyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...