RM

Ryuichiro Matsuo

Canon: 15 patents #4,433 of 19,416Top 25%
Overall (All Time): #319,953 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10877391 Magnetic carrier, two-component developer, replenishing developer, and image forming method Nobuyoshi Sugahara, Hironori Minagawa, Wakashi Iida 2020-12-29
10859935 Toner Takeshi Ohtsu, Tadashi Fukuda, Mikihiro Akasaki, Akinori Miyamoto, Kota Mori +5 more 2020-12-08
10859936 Magnetic carrier, two-component developer, replenishment developer, and image forming method Nobuyoshi Sugahara, Hironori Minagawa, Wakashi Iida 2020-12-08
10852653 Magnetic carrier, two-component developer, developer for replenishment, and image forming method Nobuyoshi Sugahara, Hironori Minagawa, Wakashi Iida 2020-12-01
10838317 Magnetic carrier, two-component developer, replenishing developer, and image forming method Nobuyoshi Sugahara, Hironori Minagawa, Wakashi Iida 2020-11-17
10423090 Magenta toner and toner kit Takeshi Ohtsu, Yosuke Iwasaki, Wakiko Katsumata, Koh Ishigami, Masaharu Miura +3 more 2019-09-24
10234777 Toner and method for manufacturing toner Takeshi Ohtsu, Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki +3 more 2019-03-19
10216108 Toner production method and polymer Yosuke Iwasaki, Takeshi Ohtsu, Kentaro Kamae, Wakiko Katsumata, Kenta Mitsuiki +3 more 2019-02-26
10133201 Toner Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki, Takeshi Ohtsu +3 more 2018-11-20
10012918 Toner and method for producing toner Koh Ishigami, Takeshi Ohtsu, Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata +3 more 2018-07-03
10012921 Toner Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki, Takeshi Ohtsu +3 more 2018-07-03
9969834 Wax dispersant for toner and toner Takeshi Ohtsu, Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata, Masaharu Miura +3 more 2018-05-15
9915885 Toner Wakiko Katsumata, Kentaro Kamae, Masaharu Miura, Takeshi Ohtsu, Koh Ishigami +2 more 2018-03-13
9665023 Toner and two-component developer Kentaro Kamae, Koh Ishigami, Masaharu Miura, Masayuki Hama, Hiroaki Kawakami 2017-05-30
9046800 Magnetic carrier Yojiro Hotta, Naoki Okamoto, Kazuo Terauchi, Tetsuya Ida 2015-06-02