KA

Katsuhiro Aoki

Ricoh Company: 35 patents #475 of 9,818Top 5%
TI Texas Instruments: 19 patents #659 of 12,488Top 6%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SU Subaru: 1 patents #819 of 1,684Top 50%
📍 Minamiashigara, JP: #9 of 172 inventorsTop 6%
Overall (All Time): #44,728 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
5424814 Developing device with microfields formed on developer carrier Koji Suzuki, Yuichi Ueno, Akira Sawada, Naoki Iwata, Takatsugu Fujishiro +1 more 1995-06-13
5424809 Image forming method and apparatus for the same Noboru Sawayama, Yoshihiro Mitekura, Takayuki Maruta, Koji Okabayashi 1995-06-13
5339141 Developing device with a developer carrier capable of forming numerous microfields thereon Koji Suzuki, Yuichi Ueno, Naoki Iwata, Akira Sawada, Takatsugu Fujishiro 1994-08-16
5293198 Image forming apparatus for controlling the dynamic range of an image Noboru Sawayama, Takayuki Maruta 1994-03-08
5237369 Color image forming equipment responsive to changes in ambient conditions Takayuki Maruta, Noboru Sawayama 1993-08-17
4922285 Method of and apparatus for photographing an image Nobuyuki Torisawa, Hirokazu Okutsu 1990-05-01