Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5401604 | Positive-type photosensitive resin compositions with quinone diazide sulfonyl unit | Mamoru Seio, Kiyomi Sakurai, Kazuyuki Kawamura | 1995-03-28 |
| 5367039 | Production of colored vinyl polymer particles by polymerizing a vinyl polymerizable monomer with a polymerizable dye | Naoya Yabuuchi, Akio Kashihara | 1994-11-22 |
| 5202215 | Method of producing a toner comprising silicone containing organic resin microparticles | Akihiro Kanakura, Koichi Fukuda, Masayuki Maruta, Naoya Yabuuchi | 1993-04-13 |
| 5124226 | Dispersion-polymerization process for producing a toner containing a pigment dispersed therein | Naoya Yabuuchi, Masayuki Maruta, Akihiro Kanakura, Akio Kashihara | 1992-06-23 |
| 5059505 | Resin particles | Akio Kashihara, Naoya Yabuuchi | 1991-10-22 |
| 4920187 | Process for preparing particles having monodisperse particle size | Akio Kashihara, Katsukiyo Ishikawa | 1990-04-24 |