SY

Shoichi Yoshikawa

KM Konica Minolta: 16 patents #84 of 2,718Top 4%
KM Konica Minolta: 15 patents #71 of 1,361Top 6%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
Overall (All Time): #86,314 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
8554104 Image forming apparatus having a fixing device including an exhaust fan Atsuhiko Shimoyama, Shigeru Tashiro, Noboru Oomoto, Yoshiyuki Toso, Tou Matsunaga 2013-10-08
8391767 Fusing apparatus used to fuse toner image and image forming apparatus Takayuki Ito, Kuniya Matsuura, Noboru Oomoto, Masayuki Satou 2013-03-05
8339733 Method for manufacturing base member, method for manufacturing motor, method for manufacturing information apparatus, and base member, motor, and information apparatus Taizo Ikegawa, Toshiyuki Ninomiya, Hiroshi Nasu 2012-12-25
8115796 Beltless tandem-type image forming apparatus Syuichi Katogi, Fuminori Moro, Takayuki Ito, Masashi Kawai, Noboru Oomoto 2012-02-14
8103200 Image forming apparatus Takayuki Ito, Fuminori Moro, Noboru Oomoto 2012-01-24
7907867 Creep resistant cleaning device and image forming device having the same Fuminori Moro, Toshiyuki Sakai, Hiroshi Ibaraki, Takayuki Ito 2011-03-15
7835659 Image forming apparatus capable of reducing noise energy radiated outside the apparatus, method of designing frame, and computer readable medium Fuminori Moro, Atsuhiko Shimoyama, Takayuki Ito 2010-11-16
7750519 Hydrodynamic bearing device, motor and information recording and reproducing apparatus in which same is used, and method for manufacturing shaft used in hydrodynamic bearing device 2010-07-06
6787954 Spindle motor Takao Yoshitsugu 2004-09-07
6717310 Spindle motor and method for assembling the same Takao Yoshitsugu, Norimasa Takata 2004-04-06
6364532 Hydrodynamic bearing and motor having the same Takao Yoshitsugu 2002-04-02
6188152 Motor and hard disk drive having a reduced vibration motor Akihiko Wakitani, Takao Yoshitsugu, Akihide Matsuo, Hideshi Fukutani 2001-02-13
4977067 Method of and apparatus for supplying replenishers to automatic processor Yasunobu Awazu, Eiji Nishimura 1990-12-11