RO

Ryuji Ohta

JC Jidosha Kiki Co.: 8 patents #17 of 196Top 9%
ZE Zeon: 5 patents #139 of 734Top 20%
NO Nof: 1 patents #246 of 561Top 45%
Overall (All Time): #377,659 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10571819 Yellow toner 2020-02-25
10503089 Toner for developing electrostatic images Azusa Masuda, Munehiro Yamada, Norifumi Itako, Ryosuke Uemura 2019-12-10
10372054 Toner 2019-08-06
9904192 Toner 2018-02-27
9557668 Toner for developing electrostatic images Azusa Masuda 2017-01-31
4846047 Brake booster with seal housing and key member Shintaro Uyama, Yoshimichi Inoue 1989-07-11
4807521 Actuator casing Shintaro Uyama 1989-02-28
4623044 Brake apparatus Michio Kobayashi 1986-11-18
4602702 Brake apparatus Michio Kobayashi 1986-07-29
RE31911 Coupled shells for vacuum power servo booster Michio Kobayashi 1985-06-11
4437390 Power-servo booster 1984-03-20
4296680 Coupled shells for vacuum power servo booster Michio Kobayashi 1981-10-27
4292887 Power servo booster Yoshimichi Inoue 1981-10-06