Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976754 | Toner | Masami Tsujihiro, Nobuhiro Hirano, Takuya Kadota, Toshiaki Akiyama, Akemi Uchizono | 1999-11-02 |
| 5364721 | Electrophotographic toner | Takeshi Arakawa, Nobuyuki Tsuji | 1994-11-15 |
| 5362593 | Electrophotographic toner having improved low temperature fixing properties, off-set resistance and heat resistance | Masahide Inoue, Koichi Tsuyama, Takeshi Arakawa | 1994-11-08 |
| 5240805 | Electrophotographic toner | Shigeki Yamada, Takeshi Arakawa, Hiroshi Komata, Nobuyuki Tsuji | 1993-08-31 |
| 5232806 | Magnetic developer for electrophotography | Shigeki Yamada, Takeshi Arakawa, Nobuyuki Tsuji | 1993-08-03 |
| 5077168 | Toner for electrophotography and process for preparation thereof | Shunsuke Ogami, Atsushi Yamaguchi, Masanori Fujii, Hiroshi Komata, Kiminori Umeda +1 more | 1991-12-31 |