MU

Masaaki Usami

FI Fujifilm Business Innovation: 7 patents #1,321 of 5,238Top 30%
Overall (All Time): #726,220 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10025210 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Takeshi Tanabe, Sakon Takahashi, Yasuaki Hashimoto, Yuka ZENITANI, Hiroshi Kamada +3 more 2018-07-17
9910372 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Moegi Iguchi, Sakon Takahashi, Takeshi Tanabe, Hiroshi Kamada, Yasuaki Hashimoto +3 more 2018-03-06
9885969 Carrier for two-component developer, two-component developer, and method of preparing carrier for two-component developer Takeshi Tanabe, Toshiaki Hasegawa, Yasunobu KASHIMA, Takeshi Iwanaga 2018-02-06
9864293 Electrostatic charge image developing carrier, method of preparing electrostatic charge image developing carrier, and electrostatic charge image developer Toshiaki Hasegawa, Takashi Tanabe, Yasunobu KASHIMA, Takeshi Iwanaga 2018-01-09
9639014 Electrostatic charge image developer, developer cartridge, and process cartridge Yosuke Tsurumi, Motoko Sakai, Takuro Watanabe 2017-05-02
9535349 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Motoko Sakai, Shuji Sato, Yosuke Tsurumi, Takuro Watanabe 2017-01-03
5275902 Developer composition for electrophotography Masahiro Takagi, Yasuo Matsumura 1994-01-04