MT

Makoto Takemoto

FI Fujifilm Business Innovation: 8 patents #1,176 of 5,238Top 25%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
FC Funai Electric Co.: 7 patents #142 of 943Top 20%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Xerox: 1 patents #5,237 of 8,622Top 65%
PD Precision Medical Devices: 1 patents #6 of 7Top 90%
Overall (All Time): #133,718 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5141832 Electrophotographic photoreceptor with copolymerized polycarbonate resin Ichiro Takegawa, Kiyokazu Mashimo, Yasuo Sakaguchi 1992-08-25
4996125 Electrophotographic photoreceptor containing a fluorine lubricating agent layer Yasuo Sakaguchi, Ichiro Takegawa, Masanori Murase 1991-02-26
4948687 Multi-layered squarylium-based positive charge electrophotographic photoreceptor Masanori Murase, Ichiro Takegawa, Yasuo Sakaguchi 1990-08-14