YT

Yoshihiro Takada

Canon: 47 patents #820 of 19,416Top 5%
Honda Motor Co.: 20 patents #634 of 21,052Top 4%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
MK Mitsubishi Kasei: 2 patents #194 of 911Top 25%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
HC Hitachi Techno Engineering Co.: 1 patents #34 of 111Top 35%
SU Subaru: 1 patents #677 of 1,436Top 50%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
Overall (All Time): #21,718 of 4,157,543Top 1%
82
Patents All Time

Issued Patents All Time

Showing 1–25 of 82 patents

Patent #TitleCo-InventorsDate
11008908 Oil passageway structure for internal combustion engines Dai Kataoka, Hiroatsu Inui, Takahiro Iwama, Masaki Cho 2021-05-18
10858969 Variable valve train Dai Kataoka 2020-12-08
10858970 Lubricating structure of variable valve train Dai Kataoka 2020-12-08
10677112 Internal combustion engine Dai Kataoka 2020-06-09
10677114 Variable valve operating device for internal combustion engine Dai Kataoka 2020-06-09
10598055 Variable valve operating apparatus Dai Kataoka 2020-03-24
10480357 Variable valve train Dai Kataoka, Kazunori Kikuchi 2019-11-19
10473004 Variable valve train Dai Kataoka 2019-11-12
10378396 Variable valve-operating device Noriaki Okano 2019-08-13
10145274 Internal combustion engine Dai Kataoka 2018-12-04
10138769 Variable valve train Dai Kataoka 2018-11-27
8413623 Internal combustion engine with variable valve control system Katsuhiro Kubo, Yuichi Tawarada, Masahiro Nakashima, Hiroyuki Natsui 2013-04-09
8205588 Variable valve-actuating mechanism for an internal combustion engine, and engine incorporating same Masahiro Nakashima, Katsuhiro Kubo, Takuya Warashina, Kazuyuki Kosei 2012-06-26
8136492 Internal combustion engine having a variable valve control system, and method of using same Katsuhiro Kubo, Yuki Uzawa, Kazuyuki Kosei 2012-03-20
7980213 Internal combustion engine equipped with a variable valve control system Takuya Warashina, Yuki Uzawa, Yuichi Tawarada, Katsuhiro Kubo 2011-07-19
7975662 Internal combustion engine having a hydraulically-actuated variable valve control system, and motorcycle incorporating same Masahiro Nakashima, Yuichi Tawarada, Takuya Warashina 2011-07-12
7556345 Image recording apparatus and method for recording an image on a recording medium Akio Suzuki, Kiyoharu Tanaka, Yasushi Miura, Nobuhiko Ogata 2009-07-07
7222933 Inkjet recording apparatus and recovery control after interruption of its recording operation Kenshi Hata, Katsushi Hara 2007-05-29
7185965 Inkjet recording apparatus and recovery control after interruption of its recording operation Kenshi Hata, Katsushi Hara 2007-03-06
6932454 Image recording apparatus and method for recording an image on a recording medium Akio Suzuki, Kiyoharu Tanaka, Yasushi Miura, Nobuhiko Ogata 2005-08-23
6863371 Image recording apparatus for recording an image on a recording medium Akio Suzuki, Kiyoharu Tanaka, Yasushi Miura, Nobuhiko Ogata 2005-03-08
6655772 Printing apparatus and printhead temperature management method Toshimitsu Danzuka, Kenshi Hata, Katsushi Hara, Yukimichi Someya 2003-12-02
6619914 Centrifugal fan runner and air cleaner Makoto Yokoyama 2003-09-16
6547361 Image recording apparatus which compensates for a defective recording area Akio Suzuki, Kiyoharu Tanaka, Yasushi Miura, Nobuhiko Ogata 2003-04-15
6494676 Centrifugal fan runner and air cleaner Makoto Yokoyama 2002-12-17