Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731770 | Electric flow control valve and actuator | Yasuhiro Kawase, Yukikatsu Ozaki, Tetsuya Itou, Sadahisa Onimaru, Hiroki Ishii | 2020-08-04 |
| 7573203 | Mercury-free high-pressure discharge lamp and luminaire using the same | Takahito Kashiwagi, Masazumi Ishida, Kozo Uemura | 2009-08-11 |
| 7553134 | Switch valve structure of fluid machine | Keiichi Uno, Shigeki Iwanami, Hiroshi Ogawa | 2009-06-30 |
| 7388332 | Metal vapor discharge lamp, floodlight projector and metal vapor discharge lamp lighting device | Toshihiko Ishigami, Kozo Uemura, Toshio Hiruta, Hiroyoshi Takanishi, Hideo Inoue | 2008-06-17 |
| 7352132 | Metal halide lamp and metal halide lamp lighting device with improved emission power maintenance ratio | Toshihiko Ishigami, Toshio Hiruta | 2008-04-01 |
| 7242144 | High-pressure discharge lamp, high-pressure discharge lamp lighting device and automotive headlamp apparatus | Hiroyuki Kato, Hiromichi Kawashima, Kozo Uemura, Toshihiko Ishigami, Toshio Hiruta | 2007-07-10 |
| 7121190 | Fluid machine for gas compression refrigerating system | Hiroshi Ogawa, Kazuhide Uchida, Shigeki Iwanami, Keiichi Uno, Hironori Asa | 2006-10-17 |
| 7083396 | Balanced variable displacement fluid apparatus | Shigeru Kawano, Hirokazu Kamiya, Masafumi Inoue, Shigeru Kamiya, Takashi Inoue | 2006-08-01 |
| 7057349 | Lightening device for metal halide discharge lamp | Toshihiko Ishigami, Kiyoshi Saita, Toshio Hiruta | 2006-06-06 |
| 6879101 | Metal halide lamp with electrodes having a curved surface part and automotive headlamp apparatus | Makoto Deguchi, Hiromichi Kawashima, Kozo Uemura, Sakae Katayama, Yoshiyuki Watanuki +3 more | 2005-04-12 |
| 6873109 | Metal halide discharge lamp, lighting device for metal halide discharge lamp, and illuminating apparatus using metal halide discharge lamp | Toshihiko Ishigami, Kiyoshi Saita, Toshio Hiruta | 2005-03-29 |
| 6863503 | Variable capacity compressor | Motohiko Ueda | 2005-03-08 |
| 6802243 | Wobble type fluid pump having swing support mechanism | Mitsuo Inagaki, Shigeru Hisanaga, Naruhide Kimura | 2004-10-12 |
| 6786704 | Compressor with single shaft support | Hirokazu Kamiya, Shigeru Kamiya, Masafumi Inoue, Takashi Inoue | 2004-09-07 |
| 6742439 | Variable displacement compressor | Naruhide Kimura, Mitsuo Inagaki, Shigeru Hisanaga | 2004-06-01 |
| 6742996 | Scroll compressor with mechanically actuated capacity control | Motohiko Ueda, Shigeru Hisanaga, Takashi Inoue | 2004-06-01 |
| 6722259 | Fluid machinery | Shigeru Hisanaga, Motohiko Ueda | 2004-04-20 |
| 6528946 | Compact-type metal halide discharge lamp | Toshihiko Ishigami, Kiyoshi Saita, Toshio Hiruta | 2003-03-04 |
| 6495962 | Metal halide lamp and a vehicle lighting apparatus using the lamp | Kozo Uemura, Toshihiko Ishigami, Toshio Hiruta, Shigehisa Kawatsuru, Isao Yamazaki +1 more | 2002-12-17 |
| 6443712 | Hybrid type compressor driven by engine and electric motor | Takeshi Sakai, Masafumi Nakashima, Hiroshi Ogawa | 2002-09-03 |
| 6353289 | Metal halide discharge lamp, lighting device for metal halide discharge lamp, and illuminating apparatus using metal halide discharge lamp | Toshihiko Ishigami, Kiyoshi Saita, Toshio Hiruta | 2002-03-05 |
| 6343680 | Friction clutch | Naoki Hakamada, Junichi Ohguchi, Yuuichi Aoki, Hiroyasu Sakamoto, Naoto Agata +1 more | 2002-02-05 |
| 6244834 | Variable capacity-type scroll compressor | Mitsuo Inagaki, Takashi Inoue, Shigeki Iwanami | 2001-06-12 |
| 6234769 | Hybrid type compressor driven by engine and electric motor | Takeshi Sakai, Masafumi Nakashima, Takeshi Wakisaka, Hiroshi Kishita, Hiroshi Ogawa +1 more | 2001-05-22 |
| 6227831 | Compressor having an inclined surface to guide lubricant oil | Toshihiro Osima, Yukio Ogawa, Shinichi Watanabe, Tetsuya Hyakutake, Naoki Hakamada | 2001-05-08 |