IT

Isamu Tanji

HC Hitachi Koki Co.: 13 patents #76 of 888Top 9%
KC Koki Holdings Co.: 2 patents #85 of 215Top 40%
HC Hitachi Koko Co.: 1 patents #1 of 33Top 4%
📍 Hitachinaka, JP: #312 of 2,447 inventorsTop 15%
Overall (All Time): #294,653 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10525575 Driver 2020-01-07
10195728 Fastener driving tool 2019-02-05
9333632 Pneumatic nail driver 2016-05-10
8439242 Fastening machine Hideyuki Hashimoto 2013-05-14
8397970 Driving machine Yoshimitsu Iijima 2013-03-19
8123096 Driving machine Yoshimitsu Iijima 2012-02-28
7712647 Driving machine 2010-05-11
7325627 Air tool 2008-02-05
6953137 Fastener driving tool having contact arm in contact with workpiece Yoshihiro Nakano 2005-10-11
6155139 Pneumatically operable screw driver 2000-12-05
6062113 Pneumatically operated screw driver having mechanism for assisting separation of screw from screw band Yoshihiro Nakano 2000-05-16
5775201 Piston arrangement for a percussion tool Yoshinori Ishizawa 1998-07-07
5231902 Pneumatically operated screw driver Akira Uno, Yasuyuki Hirano, Satoshi Kuno, Yasuki Ohmori 1993-08-03
5135152 Pneumatic fastener driving tool Akira Uno, Kaoru Ichikawa, Sueji Tachihara 1992-08-04
5110030 Pneumatic fastener driving tool having an air exhaust arrangement 1992-05-05
D323964 Pneumatic nailer Yasunori Ogawa, Akira Uno 1992-02-18