Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917004 | Robot traveling duct for clean room | Kenji Okamoto | 1990-04-17 |
| 4903610 | Railway carrier apparatus for semiconductor wafers | Takashi Matsumoto, Shigeru Tanaka, Tsutomu Shinya, Tsutomu Ishida, Hiroshi Harada +2 more | 1990-02-27 |
| 4904153 | Transporting robot for semiconductor wafers | Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi, Kenji Okamoto, Takashi Matsumoto +2 more | 1990-02-27 |
| 4867629 | Dusttight storage cabinet apparatus for use in clean rooms | Tsutomu Ishida, Hiroshi Harada, Kenji Okamoto, Shintaro Kobayashi, Takashi Matsumoto +4 more | 1989-09-19 |
| 4826360 | Transfer system in a clean room | Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi | 1989-05-02 |
| 4781511 | Semiconductor processing system | Hiroshi Harada, Tsutomu Ishida, Shintaro Kobayashi | 1988-11-01 |
| 4631076 | Apparatus for removing carbon particles from exhaust gas from internal combustion engine | Mitsuo Kurihara, Fumio Sato, Nobutaka Koibuchi, Hiroshi Harada | 1986-12-23 |
| 4345431 | Exhaust gas cleaning system for diesel engines | Yoshinobu Suzuki, Kiyoshi Chiba, Tomoya Tukuhiro, Yasuo Kajioka, Tomio Komine | 1982-08-24 |