Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5825795 | Gas laser oscillator apparatus | Takayuki Yamashita, Hiroyuki Hayashikawa | 1998-10-20 |
| 5142210 | Abnormal state detecting apparatus of a machine tool | Takayoshi Kojima, Takayasu Asano | 1992-08-25 |