KT

Kawori Tanaka

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #1,017,361 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8295141 Pattern and method for forming the same Hiroshi Deguchi 2012-10-23
8147942 Worm optical recording medium Noboru Sasa, Masayuki Fujiwara, Yoshitaka Hayashi, Toshishige Fujii, Toshihide Sasaki +4 more 2012-04-03
7413788 Write-once-read-many optical recording media and process for recording and reproducing information on the media Noboru Sasa, Yoshitaka Hayashi, Hirotaka Komoda, Atsuyuki Watada, Toshishige Fujii +1 more 2008-08-19
6939651 Electrophotographic photoconductor, and process cartridge and electrophotographic apparatus using the same Hongguo Li, Kazukiyo Nagai, Masaomi Sasaki, Shinichi Kawamura, Yasuo Suzuki +1 more 2005-09-06
6933032 Write-once-read-many optical recording media and process for recording and reproducing information on the media Noboru Sasa, Yoshitaka Hayashi, Hirotaka Komoda, Atsuyuki Watada, Toshishige Fujii +1 more 2005-08-23