IN

Isao Nakajima

HC Hitachi Koki Co.: 22 patents #26 of 888Top 3%
TO Toyota: 15 patents #1,771 of 26,838Top 7%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
NI Ngk Insulators: 9 patents #362 of 2,083Top 20%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
RS Ricoh Printing Systems: 5 patents #20 of 200Top 10%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
TO Tonen: 2 patents #77 of 264Top 30%
DC Dow Corning Toray Silicone Company: 1 patents #139 of 246Top 60%
HI Hitchi: 1 patents #1 of 56Top 2%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HS Hitachi Printing Solutions: 1 patents #50 of 99Top 55%
Overall (All Time): #30,079 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 1–25 of 69 patents

Patent #TitleCo-InventorsDate
11898975 Electron spectrometer Masahiko Takahashi, Yuuki Onitsuka 2024-02-13
10787983 Controller and control method for internal combustion engine Masanao Idogawa, Masahiro Noguchi 2020-09-29
10677180 Controller and control method for internal combustion engine Yuya Yoshikawa, Akihiro Katayama, Ryo Suzuki, Sohichi IMAI, Eiichiro Kido 2020-06-09
10563602 Controller and control method for internal combustion engine Yuya Yoshikawa, Akihiro Katayama, Ryo Suzuki, Sohichi IMAI, Eiichiro Kido 2020-02-18
10275938 Image processing apparatus and image processing method Masao Kondo, Hirotaka Tako, Yusuke Tsujita, Daisuke Shiono, Kenichi Yamaura 2019-04-30
10072593 Control device of internal combustion engine Masahide Okada, Masashi Hakariya, Yoshifumi Matsuda, Yoshihisa Oda, Hiroaki Tsuji +3 more 2018-09-11
9932923 Abnormality determination apparatus 2018-04-03
9752523 Air-fuel ratio control apparatus for internal combustion engine Yuya Yoshikawa, Tokiji Ito, Hiroaki Tsuji, Toshihiro Kato, Yoshihisa Oda +3 more 2017-09-05
9726103 Fuel injection amount control apparatus for an internal combustion engine Yasushi Iwazaki, Hiroshi Miyamoto, Tatsuro Shimada, Yoshihisa Oda, Takuya Matsumoto +1 more 2017-08-08
9341544 Abnormality detecting device of internal combustion engine Yoshifumi Matsuda, Yoshihisa Oda, Masashi Hakariya, Masahide Okada, Hiroaki Tsuji +4 more 2016-05-17
9206754 Control device of internal combustion engine Toshihiro Kato, Yoshifumi Matsuda, Yoshihisa Oda, Masashi Hakariya, Masahide Okada +3 more 2015-12-08
9097193 Inter-cylinder air-fuel ratio variation abnormality detection apparatus for multicylinder internal combustion engine Yoshihisa Oda, Masashi Hakariya, Akihiro Katayama, Kazuhiro Akisada, Sei Maruta +3 more 2015-08-04
9043121 Air-fuel ratio variation abnormality detecting device and air-fuel ratio variation abnormality detecting method Toshihiro Kato, Kiyotaka Kushihama, Tatsuro Shimada, Shinichi Nakagoshi 2015-05-26
8892337 Apparatus for detecting imbalance abnormality in air-fuel ratio between cylinders in multi-cylinder internal combustion engine Shota Kitano, Hitoshi Tanaka, Yoshihisa Oda, Masashi Hakariya, Kiyotaka Kushihama +4 more 2014-11-18
8805609 Apparatus and method for detecting abnormal air-fuel ratio variation Hitoshi Tanaka, Toshihiro Kato, Takefumi Uchida, Yoshihisa Oda 2014-08-12
8620564 Abnormality detection apparatus and abnormality detection method for multi-cylinder internal combustion engine Masashi Hakariya, Yoshihisa Oda, Hitoshi Tanaka, Kiyotaka Kushihama, Shota Kitano +4 more 2013-12-31
8548718 Air/fuel ratio variation abnormality detection apparatus, and abnormality detection method Toshihiro Kato, Yoshihisa Oda, Takefumi Uchida 2013-10-01
8045871 Image forming apparatus and image forming method on measured physical quantity Susumu Monma, Shinya Kobayashi, Shinichi Akatsu, Teruaki Mitsuya, Makoto Yagawara +1 more 2011-10-25
7917045 Image forming apparatus and image forming method Makoto Yagawara, Hideharu Miki, Souichi Nakazawa, Shinichi Akatsu, Akira Asaoka +1 more 2011-03-29
7773896 Image forming apparatus and toner adhesion amount correction method Makoto Yagawara, Hideharu Miki, Akihiko Yamazaki, Akira Asaoka, Yukio Otome +1 more 2010-08-10
7747209 Printing apparatus Akihiko Yamazaki, Sho Sawahata 2010-06-29
7539453 Printer capable of reserving sheet wrapping width Yukio Otome, Sho Sawahata, Akihiko Yamazaki, Yukinori Sakuma 2009-05-26
7450883 Film loader for an image forming apparatus Akira Asaoka, Shuho Yokokawa, Akihiko Yamazaki 2008-11-11
7336917 Film loader for an image forming apparatus Akira Asaoka, Shuho Yokokawa, Akihiko Yamazaki 2008-02-26
7308220 Belt unit of electrophotographic printing apparatus Akira Asaoka, Akihiko Yamazaki 2007-12-11