Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601149 | Noise reduction mechanism for percussion tools | Mitsuyuki Ishikawa, Takao Tanabe, Toshiaki Uchida | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601149 | Noise reduction mechanism for percussion tools | Mitsuyuki Ishikawa, Takao Tanabe, Toshiaki Uchida | 1997-02-11 |