KK

Keiichi Kai

UJ Unisia Jecs: 8 patents #32 of 395Top 9%
YC Yamada Manufacturing Co.: 5 patents #16 of 164Top 10%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
DI Disco: 1 patents #384 of 708Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #291,408 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11679455 Base-integrated blade manufacturing method Naruto Fuwa 2023-06-20
9249700 Oil pump unit with variable flow rate Junichi Miyajima, Noriyuki Kawamata, Toshimasa Mitsubori, Satoshi Ino 2016-02-02
8616857 Oil pump unit with variable flow rate Junichi Miyajima, Noriyuki Kawamata, Toshimasa Mitsubori, Satoshi Ino 2013-12-31
8038416 Oil pump pressure control device Yasunori Ono, Kenichi Fujiki, Kosuke Yamane 2011-10-18
7967585 Method for manufacturing trochoid pump and trochoid pump obtained Kenichi Fujiki, Masaru Amano, Takatoshi Watanabe 2011-06-28
7488163 Trochoid oil pump Kazuo Enzaka, Masahiro Kasahara, Yasunori Ono, Kenichi Fujiki, Yoshiaki Senga +1 more 2009-02-10
RE40382 Apparatus for controlling a throttle valve electronically in an internal combustion engine Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 2008-06-17
7359886 Injection-molding cost estimation system Michikazu Sakurai, Hikaru Amano, Masayuki Ueda, Hirokatsu Hiraoka, Katsuji Morita +5 more 2008-04-15
6516776 Throttle valve device of engine Masato Kumagai 2003-02-11
6332451 Rotary valve actuator arrangement Hisaaki Sato, Masato Kumagai, Tomoaki Araki 2001-12-25
6109240 Apparatus for controlling a throttle valve electronically in an internal combustion engine Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 2000-08-29
6000377 Apparatus for controlling a throttle valve electronically in an internal combustion engine Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 1999-12-14
5979405 Apparatus for controlling a throttle valve electronically in an internal combustion engine Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 1999-11-09
5964203 Throttle valve device of internal combustion engine Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 1999-10-12
5907971 Device for returning reciprocating mechanism to predetermined position Hisaaki Sato, Ikuo Mogi, Masato Kumagai, Munehiro Kudo 1999-06-01
5823165 Valve actuator arrangement for internal combustion engine Hisaaki Sato, Masato Kumagai, Munehiro Kudo 1998-10-20