WI

Wataru Ichikawa

SG Sg: 12 patents #1 of 34Top 3%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #357,899 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5412172 Spot welding machine Yuji Matsuki, Seiji Hirohashi 1995-05-02
5349293 Conductive rotational position detection device having stator and rotor Shuichi Tanaka 1994-09-20
5293031 Magnetic bar code reading system employing phase-shift type sensor having plural sensing sections Atsutoshi Goto, Eiichi Hirai 1994-03-08
5277101 Rodless cylinder apparatus Yuji Matsuki, Shigeo Tsuru, Yoshifumi Umemura 1994-01-11
5252902 Servo control system Shinichiro Uehara, Manabu Takei 1993-10-12
5194709 Method for checking a spot welded portion and spot welding machine Yuji Matsuki, Seiji Hirohashi, Masaru Ohara, Yasuyuki Mizutani, Yuji Taya +2 more 1993-03-16
5006798 Position detection using reluctance changes induced by displacement of metallic balls Yuji Matsuki 1991-04-09
4951048 Absolute linear position detection device Yuji Matsuki 1990-08-21
4922199 Rotary position transducer having hinged circuit boards Ronald D. Fukui, Kazuya Sakamoto 1990-05-01
4879555 Absolute linear position detection device Yuji Matsuki 1989-11-07
4764767 Absolute rotational position detection device Yuji Matsuki 1988-08-16
4743786 Rotational position detection device Yuji Matsuki, Takeo Maruyama 1988-05-10
4717874 Reluctance type linear position detection device Yuji Matsuki 1988-01-05
4695235 Bag-cylinder control device in a tire vulcanizer Yuji Matsuki, Yoshiaki Hirata, Mikiya Ito 1987-09-22