RO

Ryuji Okamura

Canon: 6 patents #101 of 2,554Top 4%
📍 Susono, JP: #5 of 124 inventorsTop 5%
Overall (2003): #5,325 of 273,478Top 2%
6
Patents 2003

Issued Patents 2003

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6649020 Plasma processing apparatus Tatsuyuki Aoike, Toshiyasu Shirasuna, Kazuhiko Takada, Kazuyoshi Akiyama, Hitoshi Murayama 2003-11-18
6645688 Image-forming apparatus and image-forming method Junichiro Hashizume, Kazuto Hosoi 2003-11-11
6635397 Negative-charging electrophotographic photosensitive member Junichiro Hashizume, Kazuto Hosoi 2003-10-21
6586149 Light-receiving member, image-forming apparatus, and image-forming method Kunimasa Kawamura, Shigenori Ueda, Toshiyuki Ehara, Junichiro Hashizume, Masaya Kawada +2 more 2003-07-01
6576387 Image-forming apparatus and image-forming method Junichiro Hashizume, Kazuto Hosoi 2003-06-10
6528130 Exhaust process and film depositing method using the exhaust process Junichiro Hashizume, Shigenori Ueda 2003-03-04