Issued Patents All Time
Showing 451–475 of 507 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936772 | Light source optical system for endoscopes | — | 1999-08-10 |
| 5928757 | Multiple wire printed circuit board and process for making the same | Eiichi Shinada, Shigeharu Arike, Yoshiyuki Tsuru | 1999-07-27 |
| 5918974 | Optical illumination device | Yumi Ikeda, Akira Hasegawa, Makoto Tomioka | 1999-07-06 |
| 5902887 | Process for producing 3-amino-2-oxo-1-halogenopropane derivatives | Yutaka Honda, Satoshi Katayama, Kunisuke Izawa, Masakazu Nakazawa, Naoko Kanno | 1999-05-11 |
| 5883284 | Method for producing .alpha.-hydroxy-.beta.-aminocarboxylic acids | Yutaka Honda, Kunisuke Izawa | 1999-03-16 |
| 5835260 | Optical amplifier, optical amplifying method and optical transmission system using the optical amplifier | Junya Kosaka, Hideyuki Kuwano | 1998-11-10 |
| 5826479 | Cutting device | Yoshimitsu Yamaguchi, Masahiro Asano | 1998-10-27 |
| 5823943 | Light source device for endoscopes | Makoto Tomioka, Akira Hasegawa, Shinya Matsumoto | 1998-10-20 |
| 5817859 | .alpha.-acyloxy-.beta.-amino-thiocarboxylic acid esters | Yutaka Honda, Kunisuke Izawa | 1998-10-06 |
| 5814719 | Limiting current type oxygen sensor | Hozumi Futata, Koji Moriya, Takahiro Sako, Hideaki Takahashi, Keiichi Saji | 1998-09-29 |
| 5793539 | Optical system for endoscopes | Mitsujiro Konno, Shinya Matsumoto, Toshikazu Takayama, Akira Hasegawa | 1998-08-11 |
| 5767316 | Process for producing 3-amino-2-oxo-1-halogenopropane derivatives | Yutaka Honda, Satoshi Katayama, Kunisuke Izawa, Masakazu Nakazawa, Naoko Kanno | 1998-06-16 |
| 5754364 | Magnetic disk apparatus | Tsutomu Tanaka, Seiichi Baba, Hiroshi Katou, Keisuke Yamaoka | 1998-05-19 |
| 5744037 | Method of treating foul water | Hiroyuki Fujimura, Norio Yamada, Yoshiyuki Ichiki | 1998-04-28 |
| 5738507 | Gas igniter | Hideo Mifune, Noriyuki Serizawa | 1998-04-14 |
| D391013 | Gas lighter | Isao Inoue | 1998-02-17 |
| 5705671 | Method for producing .alpha.-hydroxy-.beta.-aminocarboxylic acids | Yutaka Honda, Kunisuke Izawa | 1998-01-06 |
| 5702572 | Method for treating exhaust gases and foul water | Hiroyuki Fujimura, Norio Yamada, Yoshiyuki Ichiki, Akihiko Maezawa, Hideo Hayashi | 1997-12-30 |
| 5688408 | Multilayer printed wiring board | Yoshiyuki Tsuru, Shigeharu Arike, Takashi Sugiyama, Shinjirou Miyashita | 1997-11-18 |
| 5643931 | Bisoxadiazolidine derivative | Kunihiro Niigata, Takumi Takahashi, Tatsuya Maruyama, Kyoichi Maeno, Kenichi Onda +5 more | 1997-07-01 |
| 5562971 | Multilayer printed wiring board | Yoshiyuki Tsuru, Shigeharu Arike, Takashi Sugiyama, Shinjirou Miyashita | 1996-10-08 |
| 5552681 | Apparatus for storing energy generated during breaking of a vehicle and for providing energy to the internal combustion engine of the vehicle at other times | Atsuomi Obata | 1996-09-03 |
| 5521180 | Morpholine derivative | Mitsuo Fujii, Satoshi Hayashibe, Shin-ichi Tsukamoto, Shin-ichi Yatsugi, Tokio Yamaguchi | 1996-05-28 |
| 5519467 | Optical isolator device capable of preventing optical axis from inclining by deformation of adhesive | Toshiaki Masumoto, Takashi Shibuya | 1996-05-21 |
| 5513718 | Braking and auxiliary driving means for an internal combustion engine | Atsuomi Obata | 1996-05-07 |