KO

Kunihiro Ohyama

Ricoh Company: 54 patents #183 of 9,818Top 2%
NC Nichiman Co.: 1 patents #35 of 81Top 45%
Overall (All Time): #45,610 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
6873814 Developing device using a two-ingredient type developer and image forming apparatus including the same Tokuya Ohjimi, Fumihiro Sasaki, Hiroto Higuchi, Maiko Kondo, Toshio Koike +4 more 2005-03-29
6856774 Developing device including magnetic member provided on toner-scattering restraining device and image forming apparatus including the developing device Atsushi Sampe, Takeyoshi Sekine, Masayuki Yamane, Tokuya Ohjimi, Junichi Sano +4 more 2005-02-15
6810222 IMAGE FORMING APPARATUS INCLUDING AN IMAGE CARRIER, A LATENT IMAGE FORMING MEANS, AND A DEVELOPING DEVICE CAPABLE OF PREVENTING DEVELOPER FROM ESCAPING THE DEVELOPING DEVICE, AND PROCESS CARTRIDGE THEREFORE 2004-10-26
6208826 Transfer device having notches, method and image forming apparatus using the same transfer device or method Hiroshi Yoshinaga 2001-03-27
5690610 Adhesive material for hemostasis and a method for hemostasis Toshio Ito, Takayuki Akutsu, Tsugio Saito, Takayoshi Numata, Fumio Tokumura +1 more 1997-11-25