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Osamu Kawasaki

Sumitomo Electric Industries: 45 patents #198 of 21,551Top 1%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
HC Hokuriku Electric Industry Co.: 2 patents #29 of 104Top 30%
AC Anden Co.: 1 patents #53 of 95Top 60%
WC West Electric Co.: 1 patents #41 of 78Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Techno Engineering Co.: 1 patents #34 of 111Top 35%
JA Japan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
📍 Toyama, JP: #24 of 1,699 inventorsTop 2%
Overall (All Time): #41,791 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 1–25 of 58 patents

Patent #TitleCo-InventorsDate
11250906 Apparatus for compensating for radiation resistance of semiconductor memory, method therefor, and electronic circuit Yoshiharu Mori, Masaki Kusano, Daisuke Matsuura, Daisuke Kobayashi, Kazuyuki Hirose 2022-02-15
11115035 Semiconductor devices Takanori Narita, Daisuke Matsuura, Shigeru Ishii, Daisuke Kobayashi, Kazuyuki Hirose 2021-09-07
10833673 Semiconductor device Daisuke Matsuura, Takanori Narita, Masahiro Kato, Daisuke Kobayashi, Kazuyuki Hirose +2 more 2020-11-10
9726490 Angular velocity sensor Masahide Tamura, Takayuki Nakano, Shouhei Niikawa, Hidekazu Yano, Tetsuji Imamura 2017-08-08
9398377 Piezoelectric sound element Tadao Sunahara, Masahide Tamura, Masaru Tsuchiya, Ryuta Suzuki, Makoto Tsuruta +2 more 2016-07-19
8476657 Light-emitting device Toshio Hata 2013-07-02
8358388 Planar light source, display device and method for manufacturing same Taiji Morimoto, Masanori Watanabe 2013-01-22
8269237 Light-emitting device, and illumination apparatus and display apparatus using the light-emitting device Tatsuya Morioka 2012-09-18
7965351 Planar light source, display device and method for manufacturing the same Taiji Morimoto, Masanori Watanabe 2011-06-21
7679277 Light emitting device provided with semiconducting phosphor configured with four fluorescences having different emission peak wavelengths Tatsuya Morioka 2010-03-16
6794796 Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer Hiroshi Nakatsuka, Katsunori Moritoki, Toshiyuki Asahi, Kojiro Okuyama 2004-09-21
6737816 Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer Hiroshi Nakatsuka, Katsunori Moritoki, Toshiyuki Asahi, Kojiro Okuyama 2004-05-18
6615465 Method for producing an acceleration sensor Tetsuro Otsuchi, Masato Sugimoto, Tetsuyoshi Ogura, Yoshihiro Tomita 2003-09-09
6583534 Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer Hiroshi Nakatsuka, Katsunori Moritoki, Toshiyuki Asahi, Kojiro Okuyama 2003-06-24
6513915 Variable dot ink-jet printer Atsushi Komatsu, Akihiko Namba, Masayuki Okano, Yosihiro Tomita 2003-02-04
6497476 Liquid injection device, manufacturing method therefor, liquid injection method and manufacturing method for piezo-electric actuator Akihiko Namba, Masayuki Okano, Atsushi Komatsu, Yosihiro Tomita 2002-12-24
6433458 Method and unit for driving piezoelectric transformer used for controlling luminance of cold-cathode tube Hiroshi Nakatsuka, Katsunori Moritoki, Toshiyuki Asahi, Kojiro Okuyama 2002-08-13
6416852 Ceramics sound absorption material Hidenao Kawasaki 2002-07-09
6341851 Ink jet recording apparatus including a pressure chamber and pressure applying means Ryoichi Takayama, Yuji Takashima, Eiichiro Tanaka, Koji Ikeda, Masayoshi Miura 2002-01-29
6270202 Liquid jetting apparatus having a piezoelectric drive element directly bonded to a casing Akihiko Namba, Yoshihiro Tomita, Tetsuyoshi Ogura, Masato Sugimoto, Katsumi Imada +2 more 2001-08-07
6268983 Head actuator driven by piezoelectric element Katsumi Imada, Tetsuro Otsuchi, Katsunori Moritoki 2001-07-31
6243933 Piezoelectric resonator and method for fabricating the same Masato Sugimoto, Katsu Takeda, Yoshihiro Tomita 2001-06-12
6227051 Acceleration sensor Tetsuro Otsuchi, Katsu Takeda, Katsunori Moritoki, Junichi Kato, Kouji Kawakita +1 more 2001-05-08
6166611 Resonator ladder type surface acoustic wave filter Shun-ichi Seki, Yutaka Taguchi, Keiji Onishi, Kazuo Eda 2000-12-26
6154940 Electronic part and a method of production thereof Keiji Onishi, Hideki Iwaki, Shun-ichi Seki, Yutaka Taguchi, Tsukasa Shiraishi +2 more 2000-12-05