Issued Patents All Time
Showing 76–100 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6304324 | Method of calculating optical frequency spectrum | — | 2001-10-16 |
| 6299972 | Microcapsule magnetic display sheet and a method thereof | Sadatoshi Igaue, Tutomu Saito | 2001-10-09 |
| 6298042 | Packet switching apparatus adapted to control allowed transmission rate in packet switching network, and method of controlling allowed transmission rate | Tutomu Murase | 2001-10-02 |
| 5972493 | Microcapsules for magnetic display and magnetic display sheet comprising such microcapsules | Sadatoshi Igaue, Atushi Ogura | 1999-10-26 |
| 5955856 | Numerical control apparatus and method | Tomonori Sato, Teiji Takahashi | 1999-09-21 |
| 5923420 | Optical spectrum calculating method | — | 1999-07-13 |
| 5910014 | Method of making compound semiconductor photodetector | Nobuhisa Tanaka, Yasuhiro Iguchi, Naoyuki Yamabayashi | 1999-06-08 |
| 5880833 | Spectrometer | — | 1999-03-09 |
| 5873784 | Power steering system having a mechanical safety breaker | Hiroaki Tanaka, Akira Hasegawa, Kazunori Kagawa, Takuya Kondo | 1999-02-23 |
| 5841742 | Optical disk unit using a single demodulator circuit for demodulating two disk players | Akira Tsukihashi, Yutaka Kaneko, Takeshi Aoki, Yoji Honda | 1998-11-24 |
| 5825484 | Optical spectrum measuring device | — | 1998-10-20 |
| 5819202 | Apparatus for detecting an abnormality of a control system | Tomonori Sato | 1998-10-06 |
| 5784159 | Optical spectrum measuring apparatus | — | 1998-07-21 |
| 5767966 | Optical spectrum measuring device | — | 1998-06-16 |
| 5723360 | Method of processing an epitaxial wafer of InP or the like | — | 1998-03-03 |
| 5595716 | Synthetic mixed-layer silicate and method for the preparation thereof | Kazuo Torii, Yoshio Onodera | 1997-01-21 |
| 5573673 | Hydrous composite cerium-phosphorus oxide for immobilization of strontium ions in solution | Hiromichi Hayashi, Yoshio Onodera, Osamu Itabashi, Kazuo Torii | 1996-11-12 |
| 5561551 | Method and apparatus for determining noise factor of optical amplifier | Haruyoshi Uchiyama, Kazuo Aida, Yoshiaki Sato | 1996-10-01 |
| 5559070 | Synthetic inorganic porous material and method for the preparation thereof | Kazuo Torii, Yoshio Onodera, Hiromichi Hayashi | 1996-09-24 |
| 5403773 | Method for producing a semiconductor light emitting device | Toshiyuki Nitta | 1995-04-04 |
| D355669 | Gravure roll | Yoshinari Yasui | 1995-02-21 |
| 5376604 | Organophilic clay | Hiromichi Hayashi, Kazuo Torii, Takahiro Sekimoto, Toshikazu Fujisaki, Motoyuki Ikegami +1 more | 1994-12-27 |
| 5316956 | Method for manufacturing semiconductor light-receiving elements | Yasuhiro Iguchi, Naoyuki Yamabayashi | 1994-05-31 |
| D346397 | Gravure roll | Yoshinari Yasui | 1994-04-26 |
| 5304905 | Motor servo-system controller having comparison of detected current with model current integrations | — | 1994-04-19 |