Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021307 | Rotary cutting saw | — | 2006-04-04 |
| 6615816 | Rotary cutting saw having abrasive segments in which wear-resistant grains are regularly arranged | — | 2003-09-09 |
| 6408838 | Rotary cutting saw with slits shaped for minimizing wear of neck portion | Hitoshi Makihara | 2002-06-25 |
| 5433187 | Diamond cutting saw blades | Kenji Hayasaka, Yoji Niizawa, Hiroyuki Funahashi | 1995-07-18 |
| 4443542 | Process for the production of butanol and novel microorganism composition used therein | Shinsaku Hayashida, Sadazo Yoshino | 1984-04-17 |