KY

Kazuhisa Yamamoto

PA Panasonic: 113 patents #54 of 21,108Top 1%
Sumitomo Electric Industries: 79 patents #56 of 21,551Top 1%
Honda Motor Co.: 19 patents #691 of 21,052Top 4%
NI Ngk Insulators: 5 patents #566 of 2,083Top 30%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
NC Nihon Plast Co.: 4 patents #36 of 253Top 15%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
HC Honda Elesys Co.: 1 patents #33 of 63Top 55%
KE Keihin: 1 patents #237 of 596Top 40%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Shizuoka, CA: #1 of 23 inventorsTop 5%
Overall (All Time): #2,583 of 4,157,543Top 1%
225
Patents All Time

Issued Patents All Time

Showing 151–175 of 225 patents

Patent #TitleCo-InventorsDate
7035192 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus Yasuo Kitaoka, Ken'ichi Kasazumi, Katsuhiko Kumagawa, Hidenori Wada 2006-04-25
7010006 Light source apparatus and its control method Ken'ichi Kasazumi, Yasuo Kitaoka, Tosifumi Yokoyama, Kiminori Mizuuchi, Hisashi Senga +2 more 2006-03-07
6958967 Holographic optical information recording/reproducing device Ken'ichi Kasazumi, Yasuo Kitaoka 2005-10-25
6914918 Optical device, laser beam source, laser apparatus and method of producing optical device Kiminori Mizuuchi, Yasuo Kitaoka, Makoto Kato 2005-07-05
6846265 Hybrid vehicle Kazuhiko Kitano, Yutaka Ishikawa 2005-01-25
6847660 Short-wavelength laser module and method of producing the same Akihiro Morikawa, Yasuo Kitaoka, Shinichi Takigawa 2005-01-25
6845113 Coherent light source and recording/reproducing apparatus using the same Yasuo Kitaoka, Ken'ichi Kasazumi 2005-01-18
6835160 Control device for hybrid vehicle Kazuhiko Kitano 2004-12-28
6829080 Optical waveguide device and light source and optical apparatus using the same Akihiro Morikawa, Ken'ichi Kasazumi, Yasuo Kitaoka, Kiminori Mizuuchi 2004-12-07
6819646 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus Yasuo Kitaoka, Ken'ichi Kasazumi, Katsuhiko Kumagawa, Hidenori Wada 2004-11-16
6802655 Laser source Tosifumi Yokoyama, Yasuo Kitaoka 2004-10-12
6785457 Optical waveguide device and coherent light source and optical apparatus using the same Kiminori Mizuuchi, Ken'ichi Kasazumi, Yasuo Kitaoka 2004-08-31
6738398 SHG laser light source and method of modulation for use therewith Takaaki Hirata, Shinji Iio, Takeshi Inoue, Yasuo Kitaoka 2004-05-18
6711183 Optical wavelength conversion device, coherent light generator, and optical information processing apparatus Kiminori Mizuuchi, Yasuo Kitaoka 2004-03-23
6704337 Wavelength-variable semiconductor laser, optical integrated device utilizing the same, and production method thereof Yasuo Kitaoka, Kiminori Mizuuchi 2004-03-09
6693936 Wavelength-variable semiconductor laser, optical integrated device utilizing the same, and production method thereof Yasuo Kitaoka, Kiminori Mizuuchi 2004-02-17
6629515 Engine control device Yusuke Tatara, Shigeru Aoki 2003-10-07
6631231 Optical waveguide elements, optical wavelength conversion elements, and process for producing optical waveguide elements Kiminori Mizuuchi, Tatsuo Kawaguchi, Takashi Yoshino, Minoru Imaeda, Kenji Aoki +1 more 2003-10-07
6621962 Optical waveguide device integrated module and method of manufacturing the same Yasuo Kitaoka, Toshifumi Yokoyama 2003-09-16
6614966 Optical waveguide device integrated module and method of manufacturing the same Yasuo Kitaoka, Toshifumi Yokoyama 2003-09-02
6590915 Optical apparatus and method for producing the same Yasuo Kitaoka, Makoto Kato, Tomoaki Uno, Kiminori Mizuuchi, Kenichi Nishiuchi 2003-07-08
6519077 OPTICAL WAVEGUIDE, OPTICAL WAVELENGTH CONVERSION DEVICE, METHOD FOR PRODUCING THE SAME, SHORT WAVELENGTH LIGHT GENERATION APPARATUS USING THE SAME, OPTICAL INFORMATION PROCESSING APPARATUS USING THE SAME, COHERENT LIGHT GENERATION APPARATUS USING THE SAME, AND OPTICAL SYSTEM USING THE SAME Kiminori Mizuuchi, Yasuo Kitaoka, Toshifumi Yokoyama 2003-02-11
6501868 Optical waveguide device, coherent light source, integrated unit, and optical pickup Yasuo Kitaoka, Kenichi Kasazumi, Kiminori Mizuuchi 2002-12-31
6496299 Method for stabilizing output of higher harmonic waves and short wavelength laser beam source using the same Yasuo Kitaoka, Kiminori Mizuuchi, Makoto Kato 2002-12-17
6441970 Optical waveguide device, and light source device and optical apparatus including the optical waveguide device Ken'ichi Kasazumi, Yasuo Kitaoka, Kiminori Mizuuchi 2002-08-27