YF

Yoshiyuki Fukuda

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
TC Toshiba Materials Co.: 5 patents #55 of 197Top 30%
TK Toshiba Tec Kabushiki Kaisha: 2 patents #886 of 1,664Top 55%
KU Kinki University: 2 patents #12 of 141Top 9%
TC Tec Co.: 2 patents #17 of 177Top 10%
Kyocera: 1 patents #2,054 of 3,732Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #107,801 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
6497301 Front/rear wheel torque distribution control apparatus for four wheel drive vehicle Norio Iida, Hirotaka Kusukawa, Atsuhiko Gotou, Satoshi Mizuya 2002-12-24
6475940 Wear resistant member for electronic equipment and bearing and spindle motor therewith Yukihiro Takenami, Isao Ikeda, Minoru Takao, Hiroki Tonai, Hisao Yabe +1 more 2002-11-05
6308035 Developing device for an image forming apparatus 2001-10-23
6259876 Developing device and an image forming apparatus using the developing device Toshimi Yamashita 2001-07-10
5701563 Developing apparatus and image-forming apparatus using the same Katsura Kojima, Tadashi Sugiyama 1997-12-23
5548386 Developing apparatus and image forming apparatus using the developing apparatus 1996-08-20
5250992 Image forming apparatus having sharp edged electrode Kenichi Tsuneeda 1993-10-05
4466305 Reverse idler gear operating mechanism Kazuyoshi Hiraiwa 1984-08-21