SN

Shinji Nagatsuna

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
Overall (All Time): #757,820 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6763208 Photoreceptor regenerating apparatus and image forming apparatus using regenerated photoreceptor and method of regenerating photoreceptor Takeshi Saitou, Takeo Suda, Kenichi Shishido, Masaki Narita 2004-07-13
6560414 Reusable photoreceptor and image forming apparatus using the reusable photoreceptor and method of reusing photoreceptor Takeo Suda, Takeshi Saitou, Masaki Narita, Kenichi Shishido 2003-05-06
6127012 Recyclable article and sheet-like member included therein Tatsuo Tani, Shunichi Ogawa 2000-10-03
6124014 Product including parts which can be recycled Tatsuo Tani 2000-09-26
4989037 Device for driving a rotary body 1991-01-29
4876572 Image recording having a removable image forming case 1989-10-24
4794420 Device for driving rotary body Michihito Ohashi, Kinzi Saito 1988-12-27