Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368971 | Electrophotographic toner containing a zinc benzoate compound | Mitsutoshi Anzai, Noboru Akuzawa, Yuuji Matsuura | 1994-11-29 |
| 4780553 | Electrophotographic toner and compounds useful for the toner | Nobuo Suzuki, Kikuko Okamura, Susumu Suzuka | 1988-10-25 |
| 4683188 | Electrophotographic toner containing metal complex charge control agent | Nobuo Suzuki, Kikuko Okamura, Susumu Suzuka | 1987-07-28 |
| 4563409 | Azo moiety containing metal complexes in toners | Nobuo Suzuki, Takeo Kurahashi, Katsuichi Motohashi, Takayuki Sakai | 1986-01-07 |