AS

Akihiro Sano

KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
TC Tomoeagawa Paper Co.: 5 patents #30 of 226Top 15%
HH Hitachi High-Technologies: 4 patents #621 of 1,917Top 35%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NI Nec Infrontia: 1 patents #93 of 197Top 50%
Overall (All Time): #147,272 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5608017 Suspension polymerization method Masafumi Kamiyama, Masahiro Maeda, Hiroki Totsuka 1997-03-04
5346798 Suspension polymerization method and toner for electrophotography obtained therewith Masafumi Kamiyama, Masahiro Maeda, Hiroki Totsuka, Toshiya Matsushita 1994-09-13