Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5525224 | Apparatus for improving city water | Isao Funahashi | 1996-06-11 |
| 5512265 | Method of producing aqueous solution of slaked lime and apparatus therefor | Isao Funahashi, Koju Suto | 1996-04-30 |
| 5391302 | Method of improving city water | Isao Funahashi | 1995-02-21 |
| 4904153 | Transporting robot for semiconductor wafers | Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi, Kenji Okamoto +2 more | 1990-02-27 |
| 4867629 | Dusttight storage cabinet apparatus for use in clean rooms | Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Kenji Okamoto, Shintaro Kobayashi +4 more | 1989-09-19 |
| 4515235 | Driverless guided vehicle | Tsuyoshi Tanaka | 1985-05-07 |