Issued Patents All Time
Showing 226–250 of 258 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144185 | SAW device | Akitsuna Yuhara, Jun Sasaki, Hiromi Isomae, Shozi Kawakubo | 1992-09-01 |
| 5130681 | Saw filter and mobile telephone using same | Hideo Ohnuki, Norio Hosaka, Hitoshi Watanabe | 1992-07-14 |
| D318937 | Electric vacuum cleaner | Isamu Shinozaki, Joseph J. Nukazawa, Tadakazu Narikawa | 1991-08-06 |
| 4942327 | Solid state electronic device | Hitoshi Watanabe, Norio Hosaka, Akitsuna Yuhara | 1990-07-17 |
| 4939487 | Surface acoustic wave filter | Akitsuna Yuhara, Hitoshi Watanabe, Tetsuya Hirashima | 1990-07-03 |
| 4918349 | Surface acoustic wave device having apodized transducer provided with irregular pitch electrode group | Takashi Shiba, Yuji Fujita, Toshimitsu Takahashi | 1990-04-17 |
| 4882248 | Electrophotographic plate for making printing plate comprising phthalocyanine pigment and thiobarbituric acid residue containing compound | Hiromi Eguchi | 1989-11-21 |
| 4879197 | Method of developing electronic photograph with liquid developer and cleaning excess thereof | Isao Kohmura, Takao Senga, Akira Furukawa, Hirokazu Yamamoto, Mamoru Nakatani | 1989-11-07 |
| 4832457 | Multipanel liquid crystal display device | Masakatsu Saitoh, Yuko Kumisawa, Kohzoh Satoh | 1989-05-23 |
| 4818961 | Surface acoustic wave filter with capacitive phase shifter | Toshimitsu Takahashi, Takashi Shiba, Yuji Fujita | 1989-04-04 |
| 4775814 | Saw device | Akitsuna Yuhara, Jun Sasaki, Tetsuya Hirashima | 1988-10-04 |
| 4775846 | Unidirectional surface acoustic wave device | Takashi Shiba, Yuji Fujita, Toshimitsu Takahashi | 1988-10-04 |
| 4760359 | Surface acoustic wave resonator | Takashi Shiba, Norio Hosaka, Takemitsu Buma | 1988-07-26 |
| 4689586 | Surface elastic wave device | Akitsuna Yuhara, Takashi Shiba, Yuji Fujita | 1987-08-25 |
| 4630112 | Descrambling apparatus for a television signal | Takeshi Murakami, Akitsuna Yuhara, Norio Hosaka, Yuji Fujita | 1986-12-16 |
| 4627698 | Processing apparatus for printing plates | Masahiro Yamasaki, Masayoshi Wakabayashi, Takao Senga | 1986-12-09 |
| 4602228 | Surface acoustic wave filter | — | 1986-07-22 |
| 4558364 | Surface acoustic wave device | — | 1985-12-10 |
| 4532053 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Toshiyuki Ukigai | 1985-07-30 |
| 4521101 | Liquid developing apparatus for electrophotography | Shigeyoshi Suzuki, Takao Senga, Sadao Kuriu, Masahiro Yamasaki, Iwao Hirose +1 more | 1985-06-04 |
| 4520088 | Method for making printing plates | Takao Senga, Shigeyoshi Suzuki | 1985-05-28 |
| 4510410 | Elastic surface wave absorbers comprising ultraviolet light curable resin | Akitsuna Yuhara, Kazuo Nate, Tatsuro Toyama | 1985-04-09 |
| 4510530 | Signal reproducing circuit for a video tape recorder | Kuniaki Miura, Akira Shibata, Katashi Hazama | 1985-04-09 |
| 4502677 | Method for feeding recording sheet materials | Takao Senga, Shigeyoshi Suzuki, Sadao Kuriu | 1985-03-05 |
| 4500807 | Surface acoustic wave transmission device for a low frequency signal below 30 MHz | Akitsuna Yuhara, Norio Hosaka, Yuji Fujita, Kiyoharu Kishimoto | 1985-02-19 |