KH

Koji Hirai

Canon: 11 patents #5,840 of 19,416Top 35%
Mazda Motor: 8 patents #447 of 4,755Top 10%
RE Renesas Electronics: 5 patents #829 of 4,529Top 20%
SC Sumitomo Durez Company: 4 patents #4 of 30Top 15%
FU Fujikura: 3 patents #385 of 1,407Top 30%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TH Trs Holdings: 1 patents #6 of 27Top 25%
📍 Yokohama, JP: #148 of 480 inventorsTop 35%
Overall (All Time): #39,209 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #TitleCo-InventorsDate
11758643 Printed circuit board and printing apparatus Yo Kobayashi 2023-09-12
11365279 Fluorescent resin composition, molded object and medical device, and method for producing fluorescent resin composition Jiro Maegawa, Teruo Hashimoto 2022-06-21
11343903 Printed circuit board and printing apparatus Yo Kobayashi 2022-05-24
10863615 Electronic apparatus Yasuhito Tatara 2020-12-08
10766416 Alarm system for vehicle Toshiki Yoshihara, Yoshitsugu Hanada, Kazuhito Hayashi, Koji Kagami, Hiromichi Nomura +3 more 2020-09-08
10745031 Alarm system for vehicle Yuki Yoshida 2020-08-18
10433417 Electronic apparatus Yasuhito Tatara 2019-10-01
9143644 Image forming apparatus 2015-09-22
8963757 D/A converter including higher-order resistor string 2015-02-24
8866658 Digital-to-analog converter 2014-10-21
8799939 Video receiving apparatus and video receiving method Hiroyuki Kobayashi 2014-08-05
8681031 D/A converter 2014-03-25
8683422 Support apparatus and information processing method thereof Toshitaka Nojima, Shinichi Hama 2014-03-25
8411602 Radio communication apparatus Shigeru Okawa 2013-04-02
8289028 Wireless communication device Yasuhiro Shibuya, Hiroyuki Miura, Masayuki Oonuki, Manabu Miyamoto 2012-10-16
8264844 Electronic apparatus 2012-09-11
8228223 Resistor string digital-to-analog converter 2012-07-24
8144044 D/A converter including higher-order resistor string 2012-03-27
8098259 Image display device Yoshitake Kondo, Hideki Onuma 2012-01-17
7606640 Cooling apparatus and projection type display device Yoshitake Kondo, Akira Nishiyama 2009-10-20
7374456 Radiation noise minimizing shielding casing 2008-05-20
7249973 Radiation noise minimizing shielding casing 2007-07-31
7205491 Membrane for key switch and the key switch Masahiro Kaizu, Tadanori Ominato 2007-04-17
6917007 Metal dome sheet, its manufacturing method, and metal dome system Takashi Matsukawa, Kenji Ninomiya, Masatomo Koshihara 2005-07-12
6871053 Wireless communication apparatus Yasuhiro Shibuya, Hiroyuki Kiyanagi 2005-03-22