TI

Tsutomu Ishida

Canon: 56 patents #559 of 19,416Top 3%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
MC Mitsui Chemicals: 6 patents #316 of 2,279Top 15%
SC Shimizu Construction Co.: 5 patents #12 of 352Top 4%
OM Omron: 4 patents #761 of 3,089Top 25%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
SC Shinko Electric Industries Co.: 3 patents #57 of 267Top 25%
OE Omron Tateisi Electronics: 3 patents #92 of 599Top 20%
FL Fujitsu General Limited: 2 patents #129 of 325Top 40%
Rohm Co.: 1 patents #1,438 of 2,292Top 65%
Overall (All Time): #17,532 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 26–50 of 91 patents

Patent #TitleCo-InventorsDate
9599943 Image forming apparatus and recording material determination unit Masafumi Monde, Takuya Shono, Kohki Abiko 2017-03-21
9429892 Recording medium determination apparatus and image forming apparatus Shuhei Watanabe 2016-08-30
9389563 Recording material detecting apparatus and an image-forming apparatus Norio Matsui 2016-07-12
9383704 Grammage detection sensor for recording material and image forming apparatus Teruhiko Namiki, Shuhei Watanabe, Yasutaka Yagi, Tadashi Okanishi, Motoyasu Muramatsu 2016-07-05
9372461 Determination apparatus for determining type of recording medium Tetsuya Yamamoto 2016-06-21
9317005 Image forming apparatus for determining remaining amount of developer in developer container Masafumi Monde, Toshikazu Tsuchiya, Hidetoshi Hanamoto 2016-04-19
9268254 Image forming apparatus Masafumi Monde, Toshikazu Tsuchiya, Hidetoshi Hanamoto 2016-02-23
9250591 Ultrasonic wave sensor and image forming apparatus Yasutaka Yagi, Tadashi Okanishi, Teruhiko Namiki, Motoyasu Muramatsu, Masaki Kobayashi 2016-02-02
9201372 Recording-material identifying apparatus and image forming apparatus Shoichi Koyama, Tomoharu Nakamura, Shun-ichi Ebihara, Norio Matsui 2015-12-01
9186906 Recording-medium imaging device and image forming apparatus Shunichi Ebihara, Norio Matsui, Shoichi Koyama 2015-11-17
9152079 Image forming apparatus having developer amount determination Toshikazu Tsuchiya, Masafumi Monde, Hidetoshi Hanamoto 2015-10-06
9134672 Recording medium determination apparatus and image forming apparatus Takeshi Iwasa 2015-09-15
9098042 Recording material detection apparatus and image forming apparatus Norio Matsui, Shoichi Koyama, Shun-ichi Ebihara 2015-08-04
9091983 Recording material detecting apparatus and an image-forming apparatus Norio Matsui 2015-07-28
9086651 Image forming apparatus Shinji Hosoya, Toshikazu Tsuchiya, Masafumi Monde, Hidetoshi Hanamoto 2015-07-21
9081329 Developing apparatus, process cartridge, and image forming apparatus Hidetoshi Hanamoto, Toshikazu Tsuchiya, Shinji Hosoya, Taku Fukita, Hidehiro Ushiozu 2015-07-14
9058000 Recording material determination device and image forming apparatus Shun-ichi Ebihara, Norio Matsui, Shoichi Koyama, Tomoharu Nakamura 2015-06-16
9052664 Recording material determination apparatus and image forming apparatus Yoshimi Kuramochi, Shoji Maruyama, Shunichi Ebihara 2015-06-09
8995854 Recording material determination apparatus and image forming apparatus 2015-03-31
8991255 Grammage detection sensor of recording medium and image forming apparatus 2015-03-31
8971738 Recording medium imaging device and image forming apparatus Shoichi Koyama, Shun-ichi Ebihara, Norio Matsui 2015-03-03
8971734 Image forming apparatus Toshikazu Tsuchiya, Masafumi Monde, Hidetoshi Hanamoto, Shinji Hosoya 2015-03-03
8918000 Recording material detection apparatus and image forming apparatus Norio Matsui, Shoichi Koyama, Shun-ichi Ebihara 2014-12-23
8908193 Recording sheet surface detection apparatus and image forming apparatus Shun-ichi Ebihara, Shoichi Koyama, Norio Matsui 2014-12-09
8909073 Developing unit, process cartridge, and image forming apparatus Shinji Hosoya, Toshikazu Tsuchiya, Hidetoshi Hanamoto, Taku Fukita, Hidehiro Ushiozu 2014-12-09