Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5087058 | Metal gasket for manifold | Masahiko Miura, Shigeru Kawaguchi, Kunitoshi Inoue, Ken Ohkura | 1992-02-11 |
| 5043676 | Automatic level control circuit | Takeshi Sato, Toshikazu Yoshimi, Shuichi Mori, Akio Tokumo | 1991-08-27 |
| 5017308 | Silicon thin film and method of producing the same | Shigeru IIJIMA, Kazunobu Tanaka, Akihisa Matsuda, Mitsuo Matsumura | 1991-05-21 |
| 5018205 | Automatic sound level compensator for a sound reproduction device mounted in a vehicle | Kazunori Takagi, Shinichi Sato, Masahiko Ito | 1991-05-21 |
| 4993376 | Spring system | Taizo Fukutome, Atsushi Ishida, Akihiko Inooku, Noritoshi Takamura, Kaoru Hatayama +2 more | 1991-02-19 |
| 4984497 | Tone signal generation device having a tone element control function | Yoshihiro Inagaki, Tetsuo Mishimoto | 1991-01-15 |
| 4928071 | Limiter circuit | Takeshi Sato, Toshikazu Yoshimi, Shuichi Mori, Akio Tokumo | 1990-05-22 |
| 4914707 | Balanced vehicular speaker system | Shinjiro Kato, Toshikazu Yoshimi, Takeshi Sato, Hisashi Kihara | 1990-04-03 |
| 4886256 | Vehicle suspension device with a coil spring embedded in an open cell foam | Masakazu Nishiyama, Takeyoshi Shinbori | 1989-12-12 |
| 4831878 | Structure for mounting liquid level meter | Chikahisa Hayashi, Makoto Kawai, Yoshikazu Hirose, Tatsuya Terayama, Nobutsugu Miyazaki | 1989-05-23 |
| 4827339 | Moving picture signal transmission system | Masahiro Wada, Hirohisa Yamaguchi | 1989-05-02 |
| 4812634 | IC card with a solar battery | Satoshi Ohta, Kouzi Tanagawa, Keiji Kumagai | 1989-03-14 |
| 4790407 | Resonance-compensated speaker system for vehicle | Kazunori Takagi | 1988-12-13 |
| 4780796 | Solid electrolytic capacitor | Minoru Fukuda, Isao Isa | 1988-10-25 |
| 4765996 | Enriched rye and barley and its production | Masaru Misaki, Hisashi Murata, Yasuhiko Watanabe | 1988-08-23 |
| 4742012 | Method of making graded junction containing amorphous semiconductor device | Mitsuo Matsumura, Keitaro Fukui, Toshihiro Yoshida, Yoshinobu Okayasu, Kunio Asai +1 more | 1988-05-03 |
| 4738729 | Amorphous silicon semiconductor solar cell | Toshihiko Yoshida, Mitsuo Matsumura, Kunio Asai, Osamu Nakamura, Yoshinobu Okayasu | 1988-04-19 |
| 4680650 | Magnetic video signal recording and reproducing system | Takao Miyazaki | 1987-07-14 |
| 4672442 | Frame rate conversion system in television signal | Hirohisa Yamaguchi, Masahiro Wada | 1987-06-09 |
| 4559185 | Variable venturi type carburetor | Toshiaki Seto, Yoshiji Kobayashi | 1985-12-17 |
| 4546386 | Adaptive predictive coding system for television signals | Shuichi Matsumoto, Yoshinori Hatori, Hitomi Murakami | 1985-10-08 |
| 4489708 | Heating apparatus for heating liquid in a tank | Seiichi Katsube | 1984-12-25 |
| 4437119 | Inter-frame adaptive prediction system for television signals | Shuichi Matsumoto, Yoshinori Hatori, Hitomi Murakami | 1984-03-13 |
| 4421730 | Process for manufacturing highly pure chlorine dioxide | Isao Isa, Syuki Shindo, Morioki Shibuya | 1983-12-20 |
| 4379336 | Modular calculator with separable keyboard and display modules | Susumu Takase, R. Dale Thomas | 1983-04-05 |