Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5733699 | Developer for developing electrostatic latent image | Masumi Asanae, Tsutomu Saitou | 1998-03-31 |
| 5731121 | Developer for electrostatic latent image development | Masumi Asanae, Masahisa Ochiai | 1998-03-24 |
| 5532095 | Magnetic toner | Masumi Asanae, Masahisa Ochiai, Fumio Kimura, Toshihiko Noshiro | 1996-07-02 |
| 5429900 | Magnetic developer | Masumi Asanae, Ryuji Goto | 1995-07-04 |
| 5374978 | Developing method | Masumi Asanae, Tsutomu Saitou | 1994-12-20 |