Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615002 | Image forming apparatus and process cartridge for applying an alternating current to a charging member or charging means for charging an image bearing member | Seiji Saito, Tomohiro Nakamori, Hiroshi Takami, Hiroaki Sakai, Masaru Shimura | 2003-09-02 |
| 6546214 | Image forming apparatus comprising storing means for storing a parameter regarding an accumulation operation amount of the apparatus or of a cartridge detachably mountable to the apparatus | Hiroaki Sakai, Seiji Saito | 2003-04-08 |
| 6503995 | Method of producing crosslinkable silyl group-containing polyoxyalkylene polymers | Ryotaro Tsuji, Yousuke Asai, Masayuki Fujita, Hajime Harada, Susumu Kyotani +2 more | 2003-01-07 |
| 6464472 | Circulation fan apparatus and circulation-fan driving motor | Shinichi Sekiguchi, Hiroyuki Shinozaki, Toshimitsu Barada, Toshiharu Nakazawa | 2002-10-15 |
| 6336001 | Digital recording/reproduction apparatus | Hironobu Katayama | 2002-01-01 |
| 6251192 | Vacuum exhaust system | Yasuhiro Niimura | 2001-06-26 |
| 6187977 | Process for producing chlorinated tertiary carbon-containing hydrocarbons | Takahiro Ohishi, Akihisa Hirota, Takuya Maeda, Hiroshi Tsuneishi, Shun Wachi | 2001-02-13 |
| 5800151 | Screw rotor and method of generating tooth profile therefor | Kiyoshi Yanagisawa, Shigeyoshi Nagata | 1998-09-01 |
| 5697772 | Screw rotor and method of generating tooth profile therefor | Kiyoshi Yanagisawa, Shigeyoshi Nagata | 1997-12-16 |
| 5278762 | Engine control apparatus using exhaust gas temperature to control fuel mixture and spark timing | — | 1994-01-11 |
| 5191503 | Lightning surge protector | Isao Harada, Tomohisa Matsushita | 1993-03-02 |
| 5150111 | Apparatus for and method of detecting an abnormality in a signal | Keishi Fujieda | 1992-09-22 |
| 5138265 | Apparatus and system for locating thunderstruck point and faulty point of transmission line | Koshi Itaka | 1992-08-11 |
| 5125738 | Apparatus and system for locating a point or a faulty point in a transmission line | Koshi Itaka | 1992-06-30 |