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 26–36 of 36 patents

Patent #TitleCo-InventorsDate
6938531 Reciprocal-movement power tool Masao Kikumoto, Takahiko Shimada 2005-09-06
6905052 Power tool Masato Sakai, Takeshi Matsuoka, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2005-06-14
6679406 Power tool Masato Sakai, Takeshi Matsuoka, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2004-01-20
6661148 Motor-driven tool Katsuhiro Oomori, Masanori Watanabe, Shinki Ohtsu, Takuma Saito, Toshiyuki Nemoto 2003-12-09
6495932 DC power source unit Hiroaki Orikasa, Takahiko Shimada, Shigeru Shinohara, Eiji Nakayama, Kazuhiko Funabashi +1 more 2002-12-17
6172860 DC power source unit alarming before electrically powered tool is overheated and stopping power supply thereafter Hiroaki Orikasa, Takahiko Shimada, Shigeru Shinohara, Eiji Nakayama, Kazuhiko Funabashi +1 more 2001-01-09
6026668 Electrically-powered cutting and bending machine Hiroyuki Oda, Eiji Nakayama 2000-02-22
5974918 Screw driving device Atsushi Nakagawa, Kouichirou Yamada 1999-11-02
5931039 Electrical bar cutting and bending tool Kihatirou Matsumoto, Junichi Konishi, Hiroyuki Oda, Nobuaki Hatanaka 1999-08-03
5816121 Cordless fastening tool Yasusi Anzo 1998-10-06
D333767 Portable cordless hammer Yuichiro Sasaki 1993-03-09