Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9919349 | Instrument-cleaning method that uses soaking with nanobubble water | Yasushi Ito, Koichi Aoki, Shinichi Tokunaga | 2018-03-20 |
| 6915673 | Method of rolling worm gear and the worm gear | Toshinaka Shinbutsu, Shuichi Amano, Kenji Ito | 2005-07-12 |
| 6418767 | Round die type form rolling apparatus | Toshinaka Shinbutsu, Shuichi Amano, Katsuyuki Nakata, Hiroshi Yoshikawa, Hiroshi Okino | 2002-07-16 |
| 4443359 | Foam control compositions | Hiroshi Shimizu, Yoshisama Fukano | 1984-04-17 |
| 4420409 | Hydraulic system and hydraulic fluid compositions comprising siloxane-oxyalkylene copolymers | Yoshimasa Fukano | 1983-12-13 |