HK

Hitomi Kumazaki

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
📍 Koshigaya, JP: #64 of 242 inventorsTop 30%
Overall (All Time): #1,291,102 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5555360 Graphics processing apparatus for producing output data at edges of an output image defined by vector data Yoshiaki Hanyu, Masaki Sano 1996-09-10
5404431 Image drawing with improved area ratio approximation process Yoshiaki Hanyu, Takashi Sato 1995-04-04
5357583 Graphics processing apparatus for smoothing edges of images Takashi Sato, Hiroki Kubozono, Masaki Sano, Kan Tomita, Yoshiaki Hanyu 1994-10-18
5325474 Graphic output device including antialiasing capability governed by decisions regarding slope of edge data Masaki Sano, Yoshiaki Hanyu, Kan Tomita, Naomi Inoue, Akira Ohori 1994-06-28