YI

Yukiko Iwasaki

Canon: 3 patents #387 of 2,505Top 20%
Ricoh Company: 1 patents #186 of 609Top 35%
Overall (2002): #10,689 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6470161 Apparatus for minimizing toner contamination on an image formation member Takatsugu Fujishiro, Masami Hiramatsu, Masumi Sato, Hitoshi Ishibashi, Hiroshi Yosinaga 2002-10-22
6452091 Method of producing thin-film single-crystal device, solar cell module and method of producing the same Katsumi Nakagawa, Takao Yonehara, Yasuyoshi Takai, Kiyofumi Sakaguchi, Noritaka Ukiyo +1 more 2002-09-17
6448155 Production method of semiconductor base material and production method of solar cell Takao Yonehara, Shoji Nishida, Kiyofumi Sakaguchi, Noritaka Ukiyo 2002-09-10
6384313 Solar cell module and method of producing the same Katsumi Nakagawa, Shoji Nishida 2002-05-07