TS

Tomoyuki Shimada

Ricoh Company: 3 patents #22 of 609Top 4%
Overall (2002): #19,288 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6492079 Electrophotographic photoconductor, image forming apparatus, and process cartridge using the photoconductor Kazukiyo Nagai, Chiaki Tanaka, Michihiko Namba, Shinichi Kawamura 2002-12-10
6465648 REACTION PRODUCT, PROCESS OF PRODUCING SAME, ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR USING SAME, ELECTROPHOTOGRAPHIC APPARATUS HAVING THE PHOTOCONDUCTOR, AND PROCESS CARTRIDGE FOR ELECTROPHOTOGRAPHIC APPARATUS Kaoru Tadokoro, Masayuki Shoshi, Michihiko Namba, Chiaki Tanaka 2002-10-15
6448384 Bisazo compound and electrophotographic photoconductor using the same 2002-09-10