MY

Masahiro Yonekawa

Ricoh Company: 29 patents #656 of 9,818Top 7%
Overall (All Time): #130,932 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6057936 Image forming apparatus having internal space for sheet ejection and retention Hiroshi Obara 2000-05-02
5930561 Process cartridge and image-formation device suitable for miniaturization Hiroshi Hosokawa, Tetsuo Yamanaka, Nahoko Aizawa 1999-07-27
5915157 Sheet transport system and apparatus for an image-forming apparatus with crossing sheet transport paths Eiji Takenaka 1999-06-22
D359484 Facsimile transmitter-receiver 1995-06-20