Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530628 | Denitration device, heat recovery steam generator having the same, gas turbine combined cycle power plant and method of denitration | Kanji Ishikawa | 2022-12-20 |
| 11441774 | Method for operating flue gas purification system | Shinya Ii, Satoru Shishido, Katsuhiro Yashiro, Hiroyuki Yoshimura, Nobuaki Shimizu | 2022-09-13 |
| 7738815 | Image forming apparatus including a toner discharge operation | — | 2010-06-15 |
| 7347579 | Buckle apparatus and seat belt apparatus | Shigeru Kohama, Yoshihiro Kawamura | 2008-03-25 |
| 7324776 | Image forming apparatus, charge controlling apparatus, and image forming method | Hiroaki Umemoto, Noritoshi Hagimoto, Kuniya Matsuura, Naotoshi Kawai, Kentaro Katori | 2008-01-29 |
| 7197264 | Image forming apparatus | Hiroaki Umemoto, Noritoshi Hagimoto, Kuniya Matsuura, Naotoshi Kawai, Kentaro Katori | 2007-03-27 |
| 7092649 | Charging device and image forming apparatus provided therewith | Kentaro Katori, Masahiko Matsuura | 2006-08-15 |
| 6316032 | Barley malt oil containing vegetable ceramide-associated substances and process for producing the same | Hisao Kado, Fujio Kobayashi, Naoki Abe | 2001-11-13 |
| 5940661 | Image forming apparatus with a charging member which removes smears on an image forming member | Masataka Yagi, Tamotsu Sakuraba, Tetsumaru Fujita, Narutaka Yoshida, Tsugihito Yoshiyama +3 more | 1999-08-17 |
| 5911097 | Image forming apparatus and method using charge control means | Masayasu Haga, Tsugihito Yoshiyama, Yasuhiro Nakagami, Masami Matsuura | 1999-06-08 |
| 5062008 | Recording of frequency-multiplex signal on recording medium | Yutaka Ichinoi, Noboru Watanabe | 1991-10-29 |
| 5051846 | Magnetic video tape recording and reproducing apparatus | Takuya Tsushima, Naomichi Nishimoto, Takashi Uchimi | 1991-09-24 |
| 4757391 | Helical scan type magnetic recording and reproducing apparatus recording multiple signals on multiple axially displaced tape tracks | Yasutoshi Matsuo | 1988-07-12 |
| 4719518 | Magnetic recording apparatus for carrying out recording by selectively using one of two kinds of recording systems | Koichi Kido, Kenji Shibayama, Masahiko Tsuruta, Masato Mihara, Osamu Inoue | 1988-01-12 |
| 4682251 | Video signal reproducing apparatus having a noise reduction circuit | Takuya Tsushima | 1987-07-21 |
| 4682250 | Apparatus for recording a video signal sampled at frequency f.sub.s and reproducing the video signal as a signal essentially sampled at frequency 2f.sub.s | — | 1987-07-21 |
| 4646165 | Chrominance signal recording apparatus utilizing digital sampling and quantizing techniques | — | 1987-02-24 |
| 4644412 | Video signal recording and reproducing apparatus | Naomichi Nishimoto, Yoshiteru Kosaka | 1987-02-17 |
| 4639805 | Combination of reproducing heads and a rotary transformer device | Masahiko Tsuruta | 1987-01-27 |
| 4635116 | Video signal delay circuit | Takuya Tsushima | 1987-01-06 |
| 4626934 | Cue signal recording circuit for magnetic recording and reproducing apparatus | Masajhi Yoshida, Yoshihiko Ota, Masahiko Tsuruta, Hidetoshi Ozaki | 1986-12-02 |
| 4626927 | Recording and reproducing apparatus for recording and reproducing a carrier chrominance signal with pre-emphasis and de-emphasis | Takuya Tsushima, Nobuyoshi Suzuki | 1986-12-02 |
| 4622597 | Sound and video multiplex recording system | Seiji Higurashi | 1986-11-11 |
| 4618893 | Noise reducing system for video signal | Takuya Tsushima | 1986-10-21 |
| 4607285 | Noise reducing system for video signal | Shinji Hirano, Hiroyuki Kitamura, Takuya Tsushima | 1986-08-19 |