WI

Wakana Itoh

Ricoh Company: 5 patents #172 of 2,036Top 9%
Overall (2016): #22,490 of 481,213Top 5%
5
Patents 2016

Issued Patents 2016

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9513594 Protective layer forming device and image forming apparatus Kunio Hasegawa, Hiroshi Nakai, Kenji Komito, Tadashi Kasai, Takamasa Ozeki +6 more 2016-12-06
9488931 Image forming apparatus Makoto Yasuda, Jun Hitosugi, Takamasa Ozeki, Mutsuki Morinaga, Emiko Shiraishi +14 more 2016-11-08
9316987 Image forming apparatus and image forming method Jun Hitosugi, Takamasa Ozeki, Mutsuki Morinaga, Emiko Shiraishi, Hitoshi Yamamoto +4 more 2016-04-19
9280125 Image forming apparatus Tadashi Kasai, Takamasa Ozeki, Jun Hitosugi, Emiko Shiraishi, Makoto Yasuda +4 more 2016-03-08
9229399 Image forming apparatus and method having a forcible toner consumption process Kazuaki Kamihara, Toshihiro Sugiyama, Takuma Higa, Masayoshi Nakayama, Hiroyuki Kunii +1 more 2016-01-05