Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8617782 | Liquid developer | Keiko Momotani, Yuya Kubo, Masahiro Anno, Naoki Yoshie, Kenji Hayashi +1 more | 2013-12-31 |
| 8119318 | Wet developer | Naoki Yoshie, Keyaki Yogome | 2012-02-21 |
| 6909868 | Brush charger for static-charging a photosensitive member and image forming apparatus | Keiko Momotani | 2005-06-21 |
| 6355370 | Solid polyelectrolyte fuel cell having a solid polyelectrolyte membrane with varying water content | Michiaki Katoh, Michio Asukabe, Shinji Nezu | 2002-03-12 |
| 6242123 | Solid polyelectrolyte membrane for fuel cells, and method for producing it | Shinji Nezu, Naoki Ito, Michiaki Kato, Michio Asukabe | 2001-06-05 |
| 6224994 | Solid polyelectrolyte-type fuel cell | Michio Asukabe, Michiaki Katoh, Shinji Nezu | 2001-05-01 |
| 5638209 | Mirror apparatus | Shoji Okada, Hirotsugu Sugiura, Masumi Nishikawa | 1997-06-10 |
| 4793651 | Heat-retaining air-filled seat cover for lumbar support | Akio Inagaki, Tamio Ohi, Marehito Kato, Minoru Hirata | 1988-12-27 |