Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666850 | Motor-operated press mechanism | Kunikazu Yanagisawa | 1997-09-16 |
| 5636430 | General-purpose lead working machine | Shigeyuki Uchiyama, Yoshinao Todoroki, Minoru Harayama | 1997-06-10 |