Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8736274 | Method and apparatus for diagnosing electrochemical sensor | Atsushi Nonaka, Hisao Ohnishi, Hidemasa Nonaka, Tomohiro Inoue, Yuki Kato | 2014-05-27 |
| 6772657 | Nail-setting claw hammer head | — | 2004-08-10 |
| 6299136 | High brow claw hammer head | — | 2001-10-09 |
| D411427 | Claw hammer head | — | 1999-06-22 |
| 5901451 | Two sided pruning saw blade with compound cutting edges | — | 1999-05-11 |
| D368633 | Keyhole saw | — | 1996-04-09 |