Issued Patents All Time
Showing 126–150 of 151 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060016 | Process unit for image forming apparatus, including a charging brush | Masahiro Wanou, Kunihiko Sato, Junzo Nakajima | 1991-10-22 |
| 5055820 | Hall element and magnetic sensor system employing the same | Toshio Kumamoto | 1991-10-08 |
| 5025420 | Portable semiconductor memory device | — | 1991-06-18 |
| 5016223 | Memory card circuit | Kohichi Hayamizu | 1991-05-14 |
| 5012282 | Brush contact type charging unit in an image forming apparatus | Masahiro Wanou, Junzo Nakajima | 1991-04-30 |
| 4947173 | Semiconductor integrated circuit | Keisuki Okada, Sumitaka Takeuchi | 1990-08-07 |
| 4918453 | A/D converter having multiplication function | Sumitaka Takeuchi, Keisuke Okada | 1990-04-17 |
| 4897672 | Method and apparatus for detecting and compensating light emission from an LED array | Mamoru Horiuchi, Yoshinori Wada, Hirotoshi Shimizu, Yuji Uehara, Masahiro Wanou | 1990-01-30 |
| 4896284 | Semiconductor integrated circuit for multiplying analog and digital values | Sumitaka Takeuchi, Keisuke Okada | 1990-01-23 |
| 4889495 | Connecting mechanism for memory card | — | 1989-12-26 |
| 4886873 | Aromatic hetero ring-containing polyimide and its composite | Seiichi Mukai, Shohachi Morita | 1989-12-12 |
| 4885628 | Semiconductor integrated circuit device | Yasuo Nagai, Isao Shimizu, Kenji Kaneko, Takeaki Okabe, Koozoo Sakamoto | 1989-12-05 |
| 4814288 | Method of fabricating semiconductor devices which include vertical elements and control elements | Takeaki Okabe, Isao Yoshida, Kouzou Sakamoto, Kazuo Hoya, Kouichiro Satonaka +2 more | 1989-03-21 |
| 4804994 | Compact electrophotographic printing apparatus having an improved development means and a method for operating the same | Sachio Sasaki, Masahiro Wanou, Junzo Nakajima | 1989-02-14 |
| 4796411 | Packaging food in raised state | Hiroshi Okuda, Yujiro Fujikawa, Tatsuaki Inomata | 1989-01-10 |
| D298326 | Memory card for a computer system | — | 1988-11-01 |
| D298327 | Memory card for a computer system | — | 1988-11-01 |
| 4666801 | Method and apparatus for forming a toner image in electrophotographic printing | Junzo Nakajima | 1987-05-19 |
| 4540272 | Multicolor printing device | Fumitaka Abe, Toshihiko Watanabe, Hiroshi Yamada | 1985-09-10 |
| 4470108 | Position detecting device | Yoshito Kato, Toshio Hashimoto | 1984-09-04 |
| 4458258 | Image recording method | Mikio Amaya, Isao Kondo, Masakatsu Horie | 1984-07-03 |
| 4443812 | High-breakdown-voltage semiconductor device | Ichiro Imaizumi, Shikayuki Ochi, Masayoshi Yoshimura, Takashi Yamaguchi, Toyomasa Koda | 1984-04-17 |
| 4423433 | High-breakdown-voltage resistance element for integrated circuit with a plurality of multilayer, overlapping electrodes | Ichiro Imaizumi, Shikayuki Ochi, Masayoshi Yoshimura, Takashi Yamaguchi, Toyomasa Koda | 1983-12-27 |
| 4398816 | Electrophotographic copying printer | Junzo Nakajima, Tadashi Matsuda | 1983-08-16 |
| 4362599 | Method for making semiconductor device | Ichiro Imaizumi, Keijiro Uehara | 1982-12-07 |