Issued Patents All Time
Showing 76–94 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799161 | Control apparatus for maintaining traction in electric rolling stock | Tetsuji Hirotsu, Syoji Kasai, Hiroshi Yamaguchi, Eiji Kozu | 1989-01-17 |
| 4787021 | Current-type converter apparatus | Sadao Hokari, Katsu Komuro, Takeki Ando, Hiromi Inaba, Shigeta Ueda | 1988-11-22 |
| 4723201 | Control apparatus for pulse width modulation inverters | Tokunosuke Tanamachi | 1988-02-02 |
| 4721892 | Power supply apparatus for linear motor | Masayoshi Isaka, Toyoharu Uchiyama | 1988-01-26 |
| 4720201 | Printer guide member | Syozi Okada, Toshio Kumiyama | 1988-01-19 |
| 4701682 | Control system for maintaining traction of rolling stock | Tetsuji Hirotsu, Hisakatsu Kiwaki, Hiroshi Narita, Syozi Kasai, Akira Kimura +1 more | 1987-10-20 |
| 4700283 | Control system for an electric locomotive having AC to DC converters | Yoshio Tsutsui, Akira Kimura, Hayato Imai, Kaoru Tamura, Shozuchi Miura | 1987-10-13 |
| 4689530 | Power supply apparatus for linear motor | Masayoshi Isaka, Toyoharu Uchiyama | 1987-08-25 |
| 4634300 | Rotating member supporting apparatus | Hiroaki Takebayashi, Fujio Harumi, Koichi Inoue | 1987-01-06 |
| 4454457 | Power supply system for a linear motor | Masayoshi Isaka, Shigeyoshi Koike | 1984-06-12 |
| 4419971 | Cylinder liner for an internal combustion engine | Katsutoshi Nishida, Toshihiko Ochiai, Akio Ando, Syoji Okada | 1983-12-13 |
| 4385866 | Curved blade rotor for a turbo supercharger | Toshihiko Ochiai, Katsutoshi Nishida, Masato Sakai | 1983-05-31 |
| 4381478 | Control system for a linear synchronous motor | Takashige Saijo, Haruo Ikeda, Shigeyoshi Koike | 1983-04-26 |
| 4359022 | Valve for an internal combustion engine | Masae Nakanishi, Syozo Kawasaki, Toshihiko Ochiai, Katsutoshi Nishida | 1982-11-16 |
| 4348618 | Feeding system for linear motor type transporting system | Masayoshi Isaka | 1982-09-07 |
| 4310492 | Apparatus for making a single crystal | Masae Nakanishi, Syozo Kawasaki | 1982-01-12 |
| 4303870 | Power supply system for linear motor | Masayoshi Isaka, Yoshimi Kurotaki, Yutaka Suzuki | 1981-12-01 |
| 4286211 | Direct current detecting device using saturable reactors | Hiroaki Ishikawa, Hisakatsu Kiwaki, Fumio Ogata | 1981-08-25 |
| 4230494 | Article highly resistant to corrosion by gallium phosphide and gallium arsenide | Michiyasu Komatsu, Masae Nakanishi | 1980-10-28 |