YM

Yoshiharu Manabe

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,654,890 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5325209 Multiplex image forming apparatus 1994-06-28
4967212 Image recorder Junko Tomita, Atsushi Shinozaki 1990-10-30
4943828 Replacement of a cartridge usable with image forming equipment Koji Sakamoto 1990-07-24