KK

Koji Kawasaki

DE Denso: 27 patents #220 of 11,792Top 2%
NS Nippon Soken: 26 patents #28 of 1,540Top 2%
AC Airex Co.: 24 patents #1 of 40Top 3%
TO Toyota: 9 patents #3,216 of 26,838Top 15%
SE Seiko Epson: 6 patents #2,663 of 7,774Top 35%
Aisin Seiki Kabushiki Kaisha: 5 patents #693 of 3,782Top 20%
SO Soken: 4 patents #9 of 182Top 5%
HC Hitachi Construction Machinery Co.: 3 patents #381 of 1,234Top 35%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
SC Shionogi & Co.: 1 patents #620 of 1,054Top 60%
CC Chichibu Onoda Cement: 1 patents #1 of 22Top 5%
KC Kyowa Co.: 1 patents #20 of 64Top 35%
Overall (All Time): #23,432 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 51–75 of 78 patents

Patent #TitleCo-InventorsDate
D692029 Hydraulic excavator Kazuhiko Hiraoka, Masashi Nakanishi, Tsuyoshi Takayama 2013-10-22
8483020 Path mechanism and an information processing device having the path mechanism Atsushi Nishioka 2013-07-09
8147366 Power output apparatus and vehicle Mitsuo Inagaki 2012-04-03
8115342 Vehicle power supply apparatus and vehicle window member 2012-02-14
7907042 DC-DC converter with integrated transformer assembly composed of transformer pair Tsuyoshi Yamashita 2011-03-15
7857574 Media processor Hideki Kawakami, Koji Yamada 2010-12-28
7825765 DC-DC converter Keiji Shigeoka, Tsuyoshi Yamashita 2010-11-02
7819212 Power output apparatus and vehicle 2010-10-26
7746670 Dual-transformer type of DC-to-DC converter Tsuyoshi Yamashita 2010-06-29
7738269 Switching device and related operating method Shinya Goto, Keiji Shigeoka 2010-06-15
7589432 Device for controlling controlled variable by on/off switching operations with less noise manner Keiji Shigeoka, Shinya Goto 2009-09-15
7570501 DC-DC converter with capacitor precharging and duty ratio limiting Keiji Shigeoka, Tsuyoshi Yamashita 2009-08-04
7535733 Method of controlling DC-to-DC converter whereby switching control sequence applied to switching elements suppresses voltage surges at timings of switch-off of switching elements Keiichi Ando, Shinya Goto 2009-05-19
7453262 Rotational speed detection sensor Masahiro Kimura, Eiichiro Iwase 2008-11-18
7425781 Electric power switching apparatus providing reduced degree of noise interference with radio communication Shinya Goto 2008-09-16
7289338 Input to output isolated DC-DC converter Keiji Shigeoka, Yuji Hayashi, Tsuyoshi Yamashita 2007-10-30
7269035 Switching device and related operating method Keiji Shigeoka, Shinya Goto 2007-09-11
7254046 DC-DC converter Keiji Shigeoka, Tsuyoshi Yamashita 2007-08-07
7161677 Condensation sensor and method of controlling condensate film in sealed space with condensation sensor 2007-01-09
7146746 Method of decontamination and decontamination apparatus 2006-12-12
7070017 Rotating apparatus for construction machine Akio Hoshi, Kazuhisa Tamura, Nozomu Tanaka, Shuuji Tabata, Yukio Yanagisawa 2006-07-04
7006362 DC/DC converter Tomomichi Mizoguchi 2006-02-28
6956427 Electrically insulated switching element drive circuit Tsuyoshi Yamashita 2005-10-18
6710774 Map display device Motohiro Fukumoto, Masatoshi Abou, Takashi Ichida, Kazuyoshi Yamada 2004-03-23
6468950 Denture detergents containing antimicrobial metal ions Masahiro Kubo, Takeo Fujitani 2002-10-22