SK

Shinichi Kawamura

Ricoh Company: 3 patents #22 of 609Top 4%
SC Sumitomo Chemical: 2 patents #38 of 341Top 15%
KT Kabushiki Kaisha Toshiba: 1 patents #624 of 2,065Top 35%
📍 Tokyo, NY: #6 of 33 inventorsTop 20%
Overall (2002): #5,128 of 266,432Top 2%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6492079 Electrophotographic photoconductor, image forming apparatus, and process cartridge using the photoconductor Tomoyuki Shimada, Kazukiyo Nagai, Chiaki Tanaka, Michihiko Namba 2002-12-10
6486046 Method of forming polycrystalline semiconductor film Takashi Fujimura 2002-11-26
6486293 Electrophotographic photoconductor and method of producing aromatic polycarbonate resin for use in the photoconductor Kohkoku Ri, Masaomi Sasaki, Kazukiyo Nagai, Susumu Suzuka, Katsuhiro Morooka 2002-11-26
6482773 Pyridazin-3-one derivatives, their use, and intermediates for their production Tadashi Katayama, Yuzuru Sanemitsu, Yoko Mine 2002-11-19
6444387 Image bearing material, electrophotographic photoreceptor using the image bearing material, and image forming apparatus using the photoreceptor Kohkoku Ri, Masaomi Sasaki, Kazukiyo Nagai 2002-09-03
6348628 Pyridazin-3-one derivatives, their use, and intermediates for their production Tadashi Katayama, Yuzuru Sanemitsu, Yoko Mine 2002-02-19