TS

Takashi Sakamaki

Ricoh Company: 25 patents #815 of 9,818Top 9%
NC Niles Parts Co.: 8 patents #4 of 137Top 3%
Overall (All Time): #107,700 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11099506 Sheet conveying device, fixing device incorporating the sheet conveying device, and image forming apparatus incorporating the sheet conveying device Fumihiro Hirose, Naoto Suzuki, Yohhei Watanabe, Akiyasu Amita, Masateru Ujiie +2 more 2021-08-24
10488796 Fixing device controller, image forming apparatus, fixing device control method, and non-transitory computer-readable recording medium storing fixing device control program Teppei Kawata, Shinichi Namekata, Akiyasu Amita, Masateru Ujiie, Yohhei Watanabe +1 more 2019-11-26
10234798 Fixing device and image forming apparatus incorporating same Yohhei Watanabe, Naoto Suzuki, Shinichi Namekata, Akiyasu Amita, Teppei Kawata +2 more 2019-03-19
10191423 Image forming apparatus including a fixing device Ryohhei Sugiyama, Hironori Yamaoka, Tetsuo Tokuda, Akiyasu Amita, Shinichi Namekata +4 more 2019-01-29
10162294 Fixing device and image forming apparatus to adjust rotational speed of rotator due to thermal expansion Shinichi Namekata, Naoto Suzuki, Yohhei Watanabe, Teppei Kawata, Masateru Ujiie 2018-12-25
10042294 Separation device, fixing device, and image forming apparatus Seiji Saitoh, Yohhei Watanabe, Fumihiro Hirose, Naoto Suzuki 2018-08-07
9915901 Separation device, fixing device, and image forming apparatus Teppei Kawata, Shinichi Namekata, Naoto Suzuki, Masateru Ujiie 2018-03-13
9785101 Fixing device having slider to polish and finish fixing rotator Masateru Ujiie, Naoto Suzuki, Shinichi Namekata, Teppei Kawata 2017-10-10
9568864 Fixing device and image forming apparatus Naoto Suzuki, Yohhei Watanabe, Masateru Ujiie 2017-02-14
9535378 Fixing device and image forming apparatus Yohhei Watanabe, Naoto Suzuki, Masateru Ujiie 2017-01-03
9494904 Separation device, fixing device, and image forming apparatus Yohhei Watanabe, Masateru Ujiie, Naoto Suzuki, Fumihiro Hirose 2016-11-15
9383692 Fixing device and image forming apparatus Satoshi Ueno, Jun Okamoto, Tetsuo Tokuda, Naoto Suzuki, Fumihiro Hirose +1 more 2016-07-05
9372447 Cleaner for rotary fixing member, image forming apparatus incorporating the cleaner, and image forming method executed by the image forming apparatus Masateru Ujiie, Naoto Suzuki, Yohhei Watanabe 2016-06-21
9316978 Fixing device, image forming apparatus, and fixing method Naoto Suzuki 2016-04-19
9316977 Fixing device and image forming apparatus Motoyoshi Yamano, Tetsuo Tokuda, Naoto Suzuki, Satoshi Ueno, Kohichi Utsunomiya +1 more 2016-04-19
9152099 Fixing device, image forming apparatus, and fixing method Satoshi Ueno, Tetsuo Tokuda, Naoto Suzuki, Kohichi Utsunomiya, Fumihiro Hirose +1 more 2015-10-06
9052650 Fixing device and image forming apparatus Motoyoshi Yamano, Jun Okamoto, Tetsuo Tokuda, Satoshi Ueno, Naoto Suzuki +1 more 2015-06-09
8199381 Pasting apparatus and image forming apparatus Kazuhisa Sudo, Mikio Ishibashi, Reki Nakamura, Megumi Ohtoshi, Yukiko Iwasaki +3 more 2012-06-12
8023877 Image forming apparatus capable of forming glossy color image Kazuhisa Sudo, Mikio Ishibashi, Yukiko Iwasaki, Megumi Ohtoshi, Reki Nakamura +2 more 2011-09-20
7997320 Sheet cutter and image forming apparatus including the sheet cutter Kohsuke Yamamoto, Kazuhisa Sudo, Reki Nakamura, Takehide Mizutani, Mikio Ishibashi +5 more 2011-08-16
7960084 Method of preparing information recording medium Nobuyuki Koinuma, Mikio Ishibashi, Kazuhisa Sudo, Megumi Ohtoshi, Reki Nakamura +2 more 2011-06-14
7909081 Sheet laminator, image forming apparatus, and sheet laminating method Kazuhisa Sudo, Mikio Ishibashi, Reki Nakamura, Megumi Ohtoshi, Yukiko Iwasaki +5 more 2011-03-22
7883089 Image forming apparatus Kazuhisa Sudo, Mikio Ishibashi, Megumi Ohtoshi, Reki Nakamura, Masafumi Yamada +3 more 2011-02-08
7865121 Image forming apparatus and recording medium Yukiko Iwasaki, Kazuhisa Sudo, Reki Nakamura, Mikio Ishibashi, Nobuyuki Koinuma +3 more 2011-01-04
7817953 Image recording medium, sheet feeding device, and image forming apparatus Mikio Ishibashi, Reki Nakamura, Kazuhisa Sudo, Megumi Ohtoshi, Masafumi Yamada +4 more 2010-10-19