HH

Hirohmi Harada

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,588,990 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7263308 Cleaning member, cleaning device, charging device, transfer device, process cartridge, and image forming apparatus Takaya Muraishi 2007-08-28
7123857 Image bearing member unit, including image bearing shutter Takeshi Saitou 2006-10-17
6889023 Charging device, process cartridge and image forming device Takeo Suda 2005-05-03