Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730248 | Foamed article of thermoplastic resin composition and process for producing it | Mitsuru Watari, Takashi Miyazaki, Tatsuji Kawamura | 2004-05-04 |
| 5300548 | Process for the preparation of a graft copolymer including a monomer of esters of unsaturated carboxylic acids or vinyl esters and polyamide oligomers | Shiro Narasaki, Reiji Miyamoto | 1994-04-05 |
| 5049626 | Graft copolymer and process for the preparation thereof and use | Shiro Narasaki, Reiji Miyamoto | 1991-09-17 |
| 4313343 | Apparatus for detecting remaining quantity of toner in electrophotographic copying machine | Isao Kobayashi, Yoshiyuki Takahashi, Tokio Hibiya, Masayuki Hata | 1982-02-02 |