KS

Kohji Sakai

Ricoh Company: 4 patents #201 of 1,683Top 15%
AD Advantest: 1 patents #37 of 142Top 30%
Overall (2011): #16,335 of 364,097Top 5%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8077369 Optical scanning device, optical writing device, and image forming apparatus Yoshinori Hayashi, Takeshi Ueda, Daisuke Ichii, Kenichiroh Saisho 2011-12-13
8020054 Test apparatus and test method 2011-09-13
8009342 Optical scanning device, image forming apparatus, and controlling method 2011-08-30
7973990 Optical scanning device, optical writing device, and image forming apparatus Yoshinori Hayashi, Takeshi Ueda, Daisuke Ichii, Kenichiroh Saisho 2011-07-05
7876486 Optical scanning apparatus, optical writing apparatus, and image forming apparatus Kenichiroh Saisho 2011-01-25