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Yoshiki Yoshida

Ricoh Company: 2 patents #69 of 604Top 15%
📍 Tsukuba, JP: #21 of 168 inventorsTop 15%
Overall (1994): #15,366 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5376994 Compact BI-color electrophotographic image forming apparatus Takashi Mama, Yuji Yasuda, Kan Tomita, Fumihiro Miyagawa, Shinji Kobayashi +2 more 1994-12-27
5309182 Bicolor image forming apparatus for forming a bicolor image on a photoconductive element Takashi Mama, Yuji Yasuda, Kan Tomita, Fumihiro Miyagawa, Shinji Kobayashi +2 more 1994-05-03