TK

Toshiaki Kagawa

Sharp Kabushiki Kaisha: 79 patents #75 of 10,731Top 1%
NT NTT: 3 patents #1,627 of 4,871Top 35%
SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
Overall (All Time): #21,236 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 25 most recent of 83 patents

Patent #TitleCo-InventorsDate
8774667 Image forming apparatus Takashi Mukai, Hiroyuki Yamaji 2014-07-08
8532529 Fixing device and image forming apparatus using the same Hiroyuki Kageyama, Shinji Yamana 2013-09-10
8526836 Fixing device, image forming apparatus, and temperature control method for fixing device Tetsunori Mitsuoka 2013-09-03
8452220 Laser fixing device 2013-05-28
8391762 Fixing device and image forming apparatus including the same 2013-03-05
8355659 Fixing device and image forming apparatus having same Susumu Murakami, Masashi Hirai, Atsushi Ide, Takashi Mukai 2013-01-15
8320811 Image recording medium, image recording medium reusing apparatus, image forming apparatus using the same and image recording medium reusing method 2012-11-27
8295726 Fixing device, image forming apparatus, and method for controlling fixing device Susumu Murakami, Masashi Hirai, Atsushi Ide, Takashi Mukai 2012-10-23
8295753 Fixing device having an endless fixing belt and two-position disjunction mechanism 2012-10-23
8238779 Volatile chemical substance catching device and electronic apparatus Hiroshi Doshoda 2012-08-07
8233831 Fixing device with cleaning section for image forming apparatus Atsuyoshi Nakayama 2012-07-31
8165485 Fixing apparatus having heating element and image forming apparatus having the fixing element Kenji Asakura 2012-04-24
8150304 Fixing device and image forming apparatus including the same Hiroyuki Kageyama 2012-04-03
8126383 Fixing apparatus having an enhanced planar heat generating body, and image forming apparatus including the same 2012-02-28
8068768 Ion generating element, charging device, and image forming apparatus Katsumi Adachi, Shoutaro Okamoto 2011-11-29
8068765 Fixing device and image forming apparatus including the same 2011-11-29
8064814 Fixing apparatus and image forming apparatus 2011-11-22
8027608 Fixing device, image forming apparatus equipped therewith, and recording medium on which temperature control program is recorded Takashi Mukai, Atsuyoshi Nakayama 2011-09-27
7973291 Electronic apparatus Hiroshi Doshohda 2011-07-05
7953360 Fixing apparatus and image forming apparatus having same 2011-05-31
7934316 Charging roller, process cartridge and image forming apparatus Kouji Shinkawa, Tohru Sakuwa 2011-05-03
7885561 Electric charging device, image forming apparatus, electric charging method, and manufacturing method of electric charging device Hideki Ohnishi 2011-02-08
7868272 Induction heating device and image forming apparatus equipped with such induction heating device Shogo Yokota, Tomohiro Maeda 2011-01-11
7869743 Image forming apparatus, process cartridge used therein, and production method of charging roller Kouji Shinkawa, Tohru Sakuwa 2011-01-11
7826763 Ozone removal device, image forming apparatus having the same, and method for removing ozone Hiroshi Doshohda, Katsumi Adachi 2010-11-02