YK

Yukio Kubota

SO Sony: 49 patents #491 of 25,231Top 2%
NC Nittan Valve Co.: 6 patents #5 of 98Top 6%
NI Nikon: 6 patents #659 of 2,493Top 30%
PE Pentax: 4 patents #113 of 396Top 30%
YC Yanmar Holdings Co.: 4 patents #130 of 636Top 25%
YC Yanmar Agricultural Equipment Co.: 3 patents #4 of 56Top 8%
HO Hoya: 1 patents #757 of 1,290Top 60%
PE Pentax: 1 patents #515 of 761Top 70%
Overall (All Time): #25,744 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 1–25 of 75 patents

Patent #TitleCo-InventorsDate
10527839 Eyepiece optical system, optical apparatus and method for manufacturing eyepiece optical system Taku Matsuo, Motohisa Mouri, Takuya Sato 2020-01-07
10301979 Hydraulic lash adjuster 2019-05-28
10042157 Eyepiece optical system, optical apparatus and method for manufacturing eyepiece optical system Taku Matsuo, Motohisa Mouri, Takuya Sato 2018-08-07
9949229 Electronic device Satoshi Ejima, Takeo Motohashi, Mitsuko Matsumura, Hiroki Ono, Masakazu Sekiguchi 2018-04-17
9918021 Image processing device that changes extent of image altering by first and second image processing Satoshi Tsuchiya, Koichi Abe, Kaoru Yoshino 2018-03-13
9803518 Hydraulic lash adjuster 2017-10-31
9657384 DLC film coating and coated valve lifter Shinichi Ishii 2017-05-23
9470885 Eyepiece optical system and optical apparatus Motohisa Mouri, Taku Matsuo, Takuya Sato 2016-10-18
9337900 Electronic device Satoshi Ejima, Takeo Motohashi, Mitsuko Matsumura, Hiroki Ono, Masakazu Sekiguchi 2016-05-10
9175580 Mechanical lash adjuster Michihiro Kameda 2015-11-03
8900091 Planetary gear reduction mechanism Michihiro Kameda 2014-12-02
8490590 Hydraulic lash adjuster for internal combustion engine Akifumi Tanaka 2013-07-23
7607157 Near video-on-demand signal receiver Hajime Inoue, Toshimichi Nagashima, Akira Shimazu, Keiji Kanota 2009-10-20
7585275 Capsule endoscope Takanobu Shiokawa, Toru Chiba, Takaomi Sekiya 2009-09-08
7344473 Hydraulic transmission vehicle Fumio Ishibashi, Yasuo Noma, Akifumi Kuroda 2008-03-18
7128967 Calcium phosphate-synthetic resin-metal composite body and method for production thereof Tsuneo Hiraide 2006-10-31
7093434 Hydraulic continuously variable transmission and power transmission apparatus Shuji Shiozaki, Takeshi Oouchida, Hiroshi Matsuyama, Hisanori Mori, Kunihiko Sakamoto 2006-08-22
7056968 Calcium phosphate-synthetic resin composite body containing calcium phosphate block and method for production thereof Tsuneo Hiraide 2006-06-06
7037236 Hydraulic transmission vehicle Fumio Ishibashi, Yasuo Noma, Akifumi Kuroda 2006-05-02
6988571 Crawler tractor Eiichi Okamoto, Masakazu Komatsu, Susumu Nochi, Susumu Akashima, Takashi Uno +3 more 2006-01-24
6889782 Tractor Masakazu Komatsu, Yuuji Kitasaka, Susumu Nochi, Susumu Akashima 2005-05-10
6716793 Image-recording composition and image-recording sheet using same Minoru Suzuki, Kazuyuki Shimbo 2004-04-06
6631242 Apparatus for recording and reproducing digital picture data Yoichirou Senshu, Akihiro Uetake, Shinichi Hasegawa, Moriyuki Kawaguchi, Hajime Inoue +4 more 2003-10-07
6616559 Continuously variable transmission Yasuhiko Hori, Junichi Hitachi, Kunihiko Sakamoto 2003-09-09
RE38236 Digital signal transmitting method, digital signal receiving apparatus, and recording medium and method Koichi Goto 2003-08-26