Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672923 | Method of manufacturing arc tube | Nobuo Ohkawai, Yoshitaka Ohshima, Shinichi Irisawa | 2004-01-06 |
| 6616494 | Method and apparatus for supplying pellets to arc tube for discharge lamp | Kunio Fukai, Masakazu Nagasawa, Takeshi Fukuyo | 2003-09-09 |
| 6321799 | Method and apparatus for supplying mercury to arc tube for discharge lamp | Kunio Fukai, Takeshi Fukuyo, Masakazu Nagasawa | 2001-11-27 |
| 6005313 | Spindle motor | Shinji Kinoshita | 1999-12-21 |
| 5893310 | Method and apparatus for cutting a rubber sheet material used to form power transmission belts | Katsuhiko Hirao, Toshihiro Oonishi, Toshihiro Ueda | 1999-04-13 |
| 5877591 | Arc tube for discharge lamp device | Shinichi Irisawa | 1999-03-02 |
| 5601465 | Method for manufacturing arc tube for discharge bulb | Takeshi Fukuyo, Shinichi Irisawa | 1997-02-11 |
| 5277639 | Arc tube electrode assembly and method for manufacturing same | Kunio Fukai | 1994-01-11 |
| RE33606 | Method of fabricating a power transmission belt and apparatus therefor | Yoshihiko Kamiyama, Misao Fukuda | 1991-06-11 |
| 4793057 | Apparatus for mounting power transmission belts on and removing same from pulleys | Yoshihiko Kamiyama, Misao Fukuda | 1988-12-27 |
| 4782575 | Method of fabricating a power transmission belt and apparatus therefor | Yoshihiko Kamiyama, Misao Fukuda | 1988-11-08 |