TK

Tatsuya Koyama

PA Panasonic: 49 patents #232 of 21,108Top 2%
Brother Kogyo: 19 patents #463 of 2,767Top 20%
OC Oki Electric Industry Co.: 10 patents #128 of 2,807Top 5%
NM Nippon Steel & Sumitomo Metal: 5 patents #197 of 1,491Top 15%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
JT Jtekt: 4 patents #427 of 1,969Top 25%
IC Ibiden Co.: 3 patents #258 of 730Top 40%
DC Dena Co.: 3 patents #32 of 210Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
OD Oki Data: 1 patents #442 of 635Top 70%
Canon: 1 patents #14,899 of 19,416Top 80%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
📍 Kyoto, TX: #2 of 8 inventorsTop 25%
Overall (All Time): #14,317 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 76–100 of 100 patents

Patent #TitleCo-InventorsDate
9405240 Image forming apparatus with a heat-controllable fixing unit and computer readable medium for image forming apparatus 2016-08-02
9367024 Image forming apparatus and fixing apparatus Atsushi Ozawa, Noboru Suzuki 2016-06-14
9122218 Image forming device capable of detecting abnormality in temperature sensing member Atsushi Ozawa 2015-09-01
9031442 Image-forming apparatus that corrects detected temperature of heating member detected by non-contact temperature sensor Yuki Fukusada 2015-05-12
8983351 Fixing device 2015-03-17
8965225 Image-forming apparatus setting upper limit of electric power based on detection result of sheet detector 2015-02-24
8958740 Configuration for a sheet discharging device Yasunori Watanabe 2015-02-17
8795060 Game processing server apparatus and recording medium Yoshitaka Matsumoto, Kazuhiro Kondo, Shonosuke Tokumaru, Masataka Okihara, Kosuke Takami 2014-08-05
7926023 Methods and apparatus for handling processing errors in a multi-processing system Yasukichi Okawa, Daisuke Hiraoka, Koji Hirairi 2011-04-12
7779767 Firing furnace and porous ceramic member manufacturing method Takamitsu Saijo, Yuichi Hiroshima 2010-08-24
7730456 Methods and apparatus for handling processing errors in a multi-processing system Yasukichi Okawa, Daisuke Hiraoka, Koji Hirairi 2010-06-01
7124870 Power transmitting mechanism and power transmitting method Kaishi Ohashi, Takashi Maeno, Kenjiro Takemura 2006-10-24
6293895 Transfer roller Hirokazu Ando, Satoru Furuya 2001-09-25
6265700 Ceramic heater Fumishige Miyata, Seiko Okuda 2001-07-24
6218648 Ceramic heater Fumishige Miyata, Seiko Okuda 2001-04-17
5674015 Arrangement of actuators and tip ends in a wire dot print head Tatsuhiko Shimomura, Masahiro Hatano 1997-10-07
5356228 Apparatus for driving adjacent elements in a wire-dot print head Hirokazu Andou, Kiyoshi Ikeda 1994-10-18
5167458 Wire driving mechanism Hirokazu Andou, Masahiro Tatsukami, Jiro Tanuma, Hiroshi Kikuchi, Katsuya Kamimura +1 more 1992-12-01
5165808 Wire dot print head Hirokazu Andou, Hiroshi Kikuchi, Mitsuru Kishimoto, Kiyoshi Ikeda, Minoru Teshima 1992-11-24
5141341 Wire dot print head having a bipartite partitioning sheet Katsuya Kamimura, Kiyoshi Ikeda 1992-08-25
5071269 Wiring of actuators in a wire-dot print head Tetsuhiro Yamada, Eisaku Mutoh 1991-12-10
5033884 Wire dot printer head with oil absorbing member Tetsuhiro Yamada, Masahiro Tatsukami, Hirokazu Andou 1991-07-23
4913569 Wire-type printing head Tetsuhiro Yamada, Hirokazu Ando, Katsuya Kamimura 1990-04-03
4820065 Wire-type printing head Tetsuhiro Yamada, Hirokazu Andou, Katsuya Kamimura 1989-04-11
4692043 Wire dot-printing head Hirokazu Ando, Kazumasa Fukushima, Yasuo Ohmori 1987-09-08