CY

Chikai Yoshimizu

HC Hitachi Koki Co.: 34 patents #12 of 888Top 2%
KC Koki Holdings Co.: 2 patents #85 of 215Top 40%
📍 Ibaraki, JP: #138 of 6,779 inventorsTop 3%
Overall (All Time): #94,127 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
10547182 Electric operating machine Nobuhiro Takano, Kazuhiko Funabashi, Hideyuki Tanimoto, Hiromi Ozawa, Yoshihiro HOSHI 2020-01-28
10263228 Electric device including sealing member between attachment part and battery pack Tomomasa Nishikawa, Tetsuhiro Harada, Hiroyuki Hanawa 2019-04-16
9616558 Impact tool Tomomasa Nishikawa, Nobuhiro Takano, Hideyuki Tanimoto, Kazutaka Iwata, Hironori Mashiko +6 more 2017-04-11
9160211 Work machine and brushless motor Hideyuki Tanimoto, Nobuhiro Takano, Hiromi Ozawa, Kazuhiko Funabashi 2015-10-13
9065155 Adaptor, assembly of battery pack and adaptor, and electric tool with the same Nobuhiro Takano, Yoshikazu Kawano, Kazuhiko Funabashi, Yuuichi Konuma, Masateru Niyada +2 more 2015-06-23
8928201 Electric motor having an output shaft rotatably supported by a housing and working machine including the same Hideyuki Tanimoto, Nobuhiro Takano, Hiromi Ozawa, Kazuhiko Funabashi 2015-01-06
8517558 Power tool Katsuhiro Oomori, Hidekazu Harada, Nobuhiro Takano 2013-08-27
8237404 Adaptor, assembly of battery pack and adaptor, and electric tool with the same Nobuhiro Takano, Yoshikazu Kawano, Kazuhiko Funabashi, Yuuichi Konuma, Masateru Niyada +2 more 2012-08-07
7934847 Power tool with light unit Katsuhiro Oomori, Hidekazu Harada, Nobuhiro Takano 2011-05-03
7789281 Electrically driven flywheel-fastener driver Hideyuki Tanimoto, Hiroyuki Oda, Toshihito Sakaba, Shinki Ohtsu, Takashi Ueda +1 more 2010-09-07
7681661 Electric power tool Masato Sakai, Satoru Matsuno, Masanori Watanabe 2010-03-23
7665541 Electric power tool with cover Masato Sakai, Satoru Matsuno, Masanori Watanabe 2010-02-23
7541773 Battery-powered tool capable of detecting discharged battery pack Kazuhiko Funabashi, Nobuhiro Takano, Katsuhiro Oomori, Yoshihiro Komuro 2009-06-02
7508109 Commutator motor Tomoyoshi Yokota, Shinichi Sakamoto, Katsuhiro Oomori, Tadayoshi Mineta, Kenichi Kato 2009-03-24
7490746 Power tool Masato Sakai, Takeshi Matsuoka, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2009-02-17
7455121 Power tool Takuma Saito, Shinki Ohtsu, Yasuki Ohmori, Katsuhiro Oomori, Masanori Watanabe 2008-11-25
7368843 Commutator motor Tomoyoshi Yokota, Shinichi Sakamoto, Katsuhiro Oomori, Tadayoshi Mineta, Kenichi Kato 2008-05-06
7344054 Power tool Masato Sakai, Takeshi Matsuoka, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2008-03-18
7323796 Motor-driven tool Katsuhiro Oomori, Masanori Watanabe, Toshiyuki Nemoto, Shinki Ohtsu, Takuma Saito 2008-01-29
7216723 Pulse torque generator and power tool having the same Shinki Ohtsu 2007-05-15
7185998 Power tool Katsuhiro Oomori, Hidekazu Harada, Nobuhiro Takano 2007-03-06
7140451 Portable tool having cover and label to be stuck on the portable tool for identification Masato Sakai, Toshiaki Mashiko, Mikio Kitao, Yoshihiro Komuro, Jyunichi Suzuki +2 more 2006-11-28
7108079 Electric power tool Masato Sakai, Satoru Matsuno, Masanori Watanabe 2006-09-19
7064467 Commutator motor Tomoyoshi Yokota, Shinichi Sakamoto, Katsuhiro Oomori, Tadayoshi Mineta, Kenichi Kato 2006-06-20
7048075 Power tool Takuma Saito, Shinki Ohtsu, Yasuki Ohmori, Katsuhiro Oomori, Masanori Watanabe 2006-05-23