Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968442 | Method for thermally connecting two molded products with a resistance heating element | Noboru Sato, Hajime Okamoto, Takashi Suenaga | 1999-10-19 |
| 4721153 | High-chromium compound roll | Yoshikazu Sano, Toshio Okitsu | 1988-01-26 |