TW

Tatsuya Watahiki

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
KO Komatsu: 4 patents #453 of 2,087Top 25%
Overall (All Time): #418,636 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9768718 Motor control device, image forming apparatus, and non-transitory computer-readable medium Natsuko Ishizuka 2017-09-19
9334786 Exhaust treatment unit Manabu Himoto, Osamu Nishimura, Hiroyuki Chino 2016-05-10
9318939 Motor control device, image forming apparatus, and motor control method Natsuko Ishizuka 2016-04-19
9272866 Conveyance device, conveyance device control method, and computer program product Natsuko Ishizuka 2016-03-01
8955312 Reductant aqueous solution mixing device and exhaust aftertreatment device provided with the same Hidehiko Kobayashi, Hiroyuki Chino 2015-02-17
D717343 Catalytic converter Hiroyuki Chino, Hidehiko Kobayashi, Kazuo Satou, Yoshio Yokozuka, Tomonori Oda 2014-11-11
8731416 Electronic device, malfunction determining method, and computer program product 2014-05-20
D704227 Fluid-mixing device for a catalytic converter Hiroyuki Chino, Hidehiko Kobayashi 2014-05-06
8639174 To-be-transferred object length measurement device and image forming apparatus and computer-readable storage medium Masahiro Ashikawa, Minoru Takahashi, Hideyuki Takayama, Takahisa Koike, Masaru Yamagishi +6 more 2014-01-28
8410743 Pulse generating device, rotator module, rotational speed control device, and image forming apparatus 2013-04-02
8269435 Motor control unit, motor control method and image forming apparatus 2012-09-18
7561830 Rotation device, method for controlling rotation of a driving source, computer readible medium and image forming apparatus including the rotation device 2009-07-14