Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116713 | Toner for developing latent electrostatic image | Masafumi Uchida, Hiroyuki Takagiwa, Jiro Takahashi | 1992-05-26 |
| 5047305 | Electrostatic-image developing polyester toner with release agent | Masafumi Uchida, Jiro Takahashi, Hiroyuki Takagiwa, Akitoshi Matsubara | 1991-09-10 |