Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840456 | Color toner comprising two binder resins of differing softening point | Masami Tomita, Hiroshi Yaguchi, Yasuo Asahina, Satoru Miyamoto, Tomomi Suzuki | 1998-11-24 |
| 5514511 | Toner for developing latent electrostatic images | Toshiki Nanya | 1996-05-07 |
| 5314777 | Negatively chargeable toner for developing latent electrostatic images | Kazuhito Watanabe, Toshiki Nanya | 1994-05-24 |
| 5225303 | Dry-type toner including waxes release agent for electrophotography | Masami Tomita, Toshiki Nanya | 1993-07-06 |
| 4980258 | Dry type developer for electrophotography | Mitsuo Aoki, Nobuhiro Nakayama, Yasuo Asahina, Hiroyuki Fushimi, Kayo Makita | 1990-12-25 |
| 4945022 | Triboelectric charge application member for toner comprising copolymer of fluoro-olefin monomer and unsaturated silicon monomer | Nobuhiro Nakayama, Yasuo Asahina, Hiroyuki Fushimi | 1990-07-31 |
| 4841331 | Triboelectric charge application member for toner | Nobuhiro Nakayama, Yasuo Asahina, Hiroyuki Fushimi | 1989-06-20 |