Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8896365 | Semiconductor switch having reverse voltage application circuit and power supply device including the same | Kazuyasu Takimoto, Hiroshi Mochikawa, Yosuke Nakazawa, Atsuhiko Kuzumaki | 2014-11-25 |
| 8836311 | Power converter with switching circuits | Takeru Murao | 2014-09-16 |
| 8791744 | Semiconductor switching system | Kazuyasu Takimoto, Hiroshi Mochikawa, Akihisa Matsushita | 2014-07-29 |
| 7804353 | Gate drive circuit | — | 2010-09-28 |
| 7570102 | Gate driving circuit for driving a gate electrode of an electric power switching element with simple structure | — | 2009-08-04 |
| 6903597 | Gate driving circuit | — | 2005-06-07 |
| 5483192 | Gate power supply circuit | — | 1996-01-09 |
| 5450308 | Gate power supply circuit | — | 1995-09-12 |
| 5299153 | System and medium for recording/reproducing charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya +1 more | 1994-03-29 |
| 5268763 | Apparatus for recording a charge latent image on a medium and for producing color signals from the charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Hirohiko Shinonaga | 1993-12-07 |
| 5260796 | Apparatus detecting distribution of surface potential on a medium holding charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Hirohiko Shinonaga | 1993-11-09 |
| 5227885 | Charge latent image recording medium and charge latent image reading out system | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1993-07-13 |
| 5226029 | Electric charge image recording medium and recording/reproducing apparatus | Itsuo Takanashi, Takashi Yamamura, Toshikatsu Ichito, Hiroki Kitamura | 1993-07-06 |
| 5196925 | Compensating structure for position errors in apparatus for recording and reproducing charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1993-03-23 |
| 5150226 | Method and apparatus for repeatedly recording optical image information and image pickup device | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Hirohiko Shinonaga | 1992-09-22 |
| 5120624 | Output device for proof and planograph using electrophotographic recording medium and printing medium thereby | Itsuo Takanashi, Takashi Yamamura, Toshikatsu Ichitou | 1992-06-09 |
| 5065102 | Apparatus for detecting distribution of electric surface potential | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Hirohiko Shinonaga | 1991-11-12 |
| 5065250 | Image pick-up apparatus | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Tetsuji Suzuki +2 more | 1991-11-12 |
| 5046828 | Apparatus for reading out a charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1991-09-10 |
| 5025209 | Apparatus for detecting surface potential distribution | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1991-06-18 |
| 5017944 | Control system for information recording laser beam | Hiroki Kitamura, Itsuo Takanashi, Takashi Yamamura, Toshikatsu Ichitou | 1991-05-21 |
| 5003402 | Apparatus for recording and reproducing charge latent image | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1991-03-26 |
| 4956713 | Image pick-up apparatus using photo-to-photo conversion element | Itsuo Takanashi, Shintaro Nakagaki, Tsutou Asakura, Masato Furuya, Hirohiko Shinonaga | 1990-09-11 |
| 4945423 | Reproducing apparatus for charge latent image recording medium | Itsuo Takanashi, Shintaro Nakagaki, Hirohiko Shinonaga, Tsutou Asakura, Masato Furuya | 1990-07-31 |