SM

Satoshi Muramatsu

Ricoh Company: 74 patents #76 of 9,818Top 1%
MC Murata Manufacturing Co.: 27 patents #205 of 5,295Top 4%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
HS Hitachi Automotive Systems Steering: 3 patents #13 of 48Top 30%
HP HP: 3 patents #4,446 of 16,619Top 30%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
TP Tigers Polymer: 1 patents #33 of 76Top 45%
Overall (All Time): #11,398 of 4,157,543Top 1%
112
Patents All Time

Issued Patents All Time

Showing 26–50 of 112 patents

Patent #TitleCo-InventorsDate
11274667 Pump device Tomohiko Nakazono, Yukio Uchida 2022-03-15
11250991 Multilayer ceramic capacitor 2022-02-15
11081277 Electronic component Masatoshi Yanagihara, Akitaka Doi 2021-08-03
10930438 Multilayer ceramic capacitor with reduced thickness Yuki Koyama 2021-02-23
10534291 Image forming system with developer retainer Naoya Iwata, Tadao Mori 2020-01-14
10014110 Multilayer ceramic capacitor Yasuhiro Nishisaka, Takehisa Sasabayashi 2018-07-03
9863417 Variable displacement vane pump Norikazu Kumasaka, Masaaki Iijima, Yukio Uchida 2018-01-09
9828991 Variable displacement vane pump Yutaka Ogiwara, Masaaki Aoki, Norikazu Kumasaka, Yoshiaki Kido 2017-11-28
9714657 Variable displacement vane pump and power steering system Yukio Uchida, Hiroki Imanaga 2017-07-25
9627136 Multilayer ceramic capacitor Yasuhiro Nishisaka, Takehisa Sasabayashi 2017-04-18
8849172 Glossing device, fixing device, and image forming apparatus incorporating same Hiroyuki Kunii, Akiyasu Amita, Kunihiko Tomita 2014-09-30
8774692 Fixing device and image forming apparatus incorporating same Kunihiko Tomita, Akiyasu Amita, Hiroyuki Kunii 2014-07-08
8755730 Glossing device and image forming apparatus incorporating same Akiyasu Amita, Hiroyuki Kunii, Kunihiko Tomita 2014-06-17
8688021 Glossing device, fixing device, and image forming apparatus incorporating same Hiroyuki Kunii, Akiyasu Amita, Kunihiko Tomita 2014-04-01
8457540 Fixing device and image forming apparatus incorporating same Kunihiko Tomita, Misaki Shimizu 2013-06-04
8331840 Fixing device and image forming apparatus using interdigitated rollers Yukimichi Someya, Kunihiko Tomita 2012-12-11
8180261 Image forming apparatus including a developer replenishing device which uses an air feeding device for a two-ingredient type developer Nobuo Iwata, Nobutaka Takeuchi, Junichi Matsumoto, Takayuki Koike, Eriko Maruyama 2012-05-15
7917055 Toner container including a toner draining unit and a shutter, and corresponding image forming apparatus Goro Katsuyama, Nobuo Iwata, Nobuo Kasahara, Junichi Matsumoto 2011-03-29
7904006 Developer replenishing device for image forming apparatus 2011-03-08
7894753 Developer container including mouth member and image forming apparatus including the same Nobuo Kasahara, Nobuo Iwata, Junichi Matsumoto 2011-02-22
7809322 Image forming apparatus and process cartridge therefore having a cleaner section which stores unused developer Nobutaka Takeuchi, Nobuo Iwata, Junichi Matsumoto, Takayuki Koike, Eriko Maruyama 2010-10-05
7803482 Battery stack body with a pressing mechanism having a highest rigidity at a pressing center Tatsuya Higashino 2010-09-28
7796914 Powder container having a cylindrical shutter Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata, Goro Katsuyama 2010-09-14
7779868 Duct structure Tatsuya Higashino, Kenichi Sakai, Tatsuya Fujikawa, Hiroshi Imaizumi, Michio Kijima 2010-08-24
7778577 Developer container for an image forming apparatus Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata 2010-08-17