Issued Patents All Time
Showing 101–125 of 130 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402322 | Polarization separation element, polarization conversion element, and projector | — | 2002-06-11 |
| 6250764 | Polarization beam splitter, polarization converter, and projector | Yukihiro Endo | 2001-06-26 |
| 5835017 | Radio searching system | Tadahiro Ohkura, Toshiyuki Yoshida, Mitsuru Kainuma | 1998-11-10 |
| RE35329 | Electronic blackboard and accessories such as writing tools | Azuma Murakami, Tsuguya Yamanami, Yoshiaki Tomofuji, Takeshi Tanaka, Satoshi Inashima +3 more | 1996-09-17 |
| 5532581 | Connector for measuring apparatus | Tadahiro Ohkura, Toshiyuki Yoshida, Mitsuru Kainuma | 1996-07-02 |
| 5528519 | Connector for measuring apparatus | Tadahiro Ohkura, Toshiyuki Yoshida, Mitsuru Kainuma | 1996-06-18 |
| 5501629 | Buffing apparatus suitable to buff thin plate work and controlling method for the apparatus | Eishirou Kawana, Hitoshi Ogawa, Koichi Ishida | 1996-03-26 |
| 5260160 | Magnetic composition and method for developing electrostatic latent images | Akira Kakinuma, Megumi Saito, Motohiko Makino | 1993-11-09 |
| 5192879 | MOS transistor output circuit | Daisuke Shichinohe | 1993-03-09 |
| 5093738 | Color filter manufacturing method using negative photoresist material for the filter | Hiroshi Watanabe | 1992-03-03 |
| 5078943 | Process for making small diameter sticks | Tsutomu Moteki, Kazuhiro Kimura | 1992-01-07 |
| 5053305 | Composition and method for developing electrostatic latent images | Akira Kakinuma, Megumi Saito, Motohiko Makino | 1991-10-01 |
| 5049325 | Method for press-molding thermoplastic resin | Tsutomu Moteki, Kazuhiro Kimura | 1991-09-17 |
| 5023408 | Electronic blackboard and accessories such as writing tools | Azuma Murakami, Tsuguya Yamanami, Yoshiaki Tomofuji, Takeshi Tanaka, Satoshi Inashima +3 more | 1991-06-11 |
| 5016688 | Roller bottle filling and harvesting system | Akira Suzuki, Shoichi Matsuda, Yasutami Muto | 1991-05-21 |
| 4994325 | Stick of small diameter | Tsutomu Moteki, Kazuhiro Kimura | 1991-02-19 |
| 4988837 | Position detecting device | Azuma Murakami, Tsuguya Yamanami, Takahiko Funahashi, Toshiaki Senda, Keiichi Siguyama +3 more | 1991-01-29 |
| 4927990 | Spring-biased push-button switch having a spring-loaded tactile feedback feature | Toshimi Chiba, Sadao Tachibana, Yasushi Nagatomo | 1990-05-22 |
| 4925381 | Machine for press-molding thermoplastic resin | Tsutomu Moteki, Kazuhiro Kimura | 1990-05-15 |
| 4907877 | Light destribution of headlight beam | Yutaka Fukuda, Koji Minagawa, Hiroichi Nabeshima, Koichiro Muneki, Yoshikatsu Asano +1 more | 1990-03-13 |
| 4874913 | Luminous element holding structure for an illuminated key switch | Sadao Tachibana | 1989-10-17 |
| 4851618 | Keyboard | Fumihiro Amino, Zenzou Tozuka, Sadao Tachibana | 1989-07-25 |
| 4783493 | Thermoplastic resins with cellulosic filler | Tsutomu Motegi, Kazuhiro Kimura | 1988-11-08 |
| 4731401 | Polyolefin resin composition containing rosin, rosin derivative or petroleum resin | Tsutomu Moteki, Kazuhiro Kimura | 1988-03-15 |
| 4721871 | High voltage MOS switch circuit with isolation | Akio Kiji, Seiichirou Asari | 1988-01-26 |