Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625911 | Apparatus for sampling urine | Chiaki Nakayama, Kuniaki Shinohara, Hiroshi Tsuboi | 1997-05-06 |
| 5599142 | Drilling control apparatus | Akihiko Fujimoto, Takashi Nagatomi | 1997-02-04 |