Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843614 | Manufacturing method for toner used in electrophotography | Kinji Shinzo, Hideki Watanabe, Seiichi Uno | 1998-12-01 |
| 4954304 | Process for producing prepreg and laminated sheet | Toshikazu Ohtake, Satoshi Idemura, Kazumi Ohi, Yuji Kunitake | 1990-09-04 |