Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7795898 | Fan having function for detecting fault in the fan | Michi Masuya, Mitsuyuki Taniguchi, Shinichi Kinoshita | 2010-09-14 |
| 7688502 | Three-terminal optical signal amplifying device | — | 2010-03-30 |
| 7343065 | Optical signal amplifying triode and optical signal transfer method, optical signal relay device, and optical signal storage device using the same | — | 2008-03-11 |
| 7336871 | Optical signal amplifying triode and optical signal transfer method, optical signal relay device, and optical signal storage device using the same | — | 2008-02-26 |
| 7274841 | Optical signal amplifying triode and optical signal transfer method, optical signal relay device, and optical signal storage device using the same | — | 2007-09-25 |
| 7130109 | Optical signal amplification device | — | 2006-10-31 |
| 7064891 | Optical wavelength converter with a semiconductor optical amplifier | Takahiro Ichikawa | 2006-06-20 |
| 6824432 | Terminal unit for electric motor | Yukio Katsuzawa, Shinpei Uemura, Kazuki Yoshimura | 2004-11-30 |
| 6380111 | Amorphous optical device | Akio Konishi, Hidekazu Hashima, Hajimu Wakabayashi | 2002-04-30 |
| 6353498 | All optical inverter/amplifier | — | 2002-03-05 |
| 5995309 | Magnetic recording medium | Shigehisa Suzuki, Tatsuya Fukami, Yoshio Fujii, Yuji Kawano | 1999-11-30 |
| 5967716 | Coolant feeder | Yukio Katsuzawa, Yasuyuki Nakazawa | 1999-10-19 |
| 5742072 | Light control substance and light control method using the same | — | 1998-04-21 |
| 5738938 | Magnetoelectric transducer | Yuji Kawano, Tatsuya Fukami | 1998-04-14 |
| 5703733 | Magetic recording/reproducing method, magnetic reproducing apparatus used therefor, magnetic recording medium and method for producing the same | Shigehisa Suzuki, Tatsuya Fukami, Yoshio Fujii, Yuji Kawano | 1997-12-30 |
| 5580145 | Rear projection type television receiver | Tadayoshi Yamada, Kazumi Gotou, Masahiro Tozuka, Tsuyoshi Shimatani | 1996-12-03 |
| 5559380 | Air-cooled motor | Kosei Nakamura, Yukio Katsuzawa | 1996-09-24 |
| 5548350 | Projection type televison screen mounting structure including an elastic material for holding a screen | Tadayoshi Yamada, Masahiro Tozuka, Katumi Goto, Tuyoshi Simatani | 1996-08-20 |
| 5406420 | Optical device | — | 1995-04-11 |
| 5400178 | Screen unit for rear projection picture display system, method for producing the same and component to be used for assembling the screen unit | Tadayoshi Yamada, Katsumi Goto, Matsuo Ochi, Tsuyoshi Shimatani | 1995-03-21 |
| 4763811 | Parts feeder | Takaharu Mae, Hiromi Kinoshita, Koji Fujiwara, Hiroshi Nakagawa | 1988-08-16 |
| 4706379 | Parts mounting apparatus | Makito Seno, Yoshihiko Misawa, Kengi Fukumoto | 1987-11-17 |
| 4696424 | Jumper wire inserting apparatus | Yoshihiko Misawa, Taira Ishii | 1987-09-29 |
| 4638985 | Sheet holding apparatus | Kohji Fujiwara, Takao Naito | 1987-01-27 |
| 4631800 | Electronic parts outfitting device | Taira Ishii, Yoshihiko Misawa, Souhei Tanaka | 1986-12-30 |