Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D547602 | Steaming plate for rice cooker | Isamu Yamasaki, Yasumasa Yamane | 2007-07-31 |
| 4771009 | Process for manufacturing semiconductor devices by implantation and diffusion | — | 1988-09-13 |