HG

Haike Guan

Ricoh Company: 3 patents #302 of 1,683Top 20%
Overall (2011): #48,461 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8014627 Image processing apparatus, imaging apparatus, image processing method, and computer program product 2011-09-06
8009305 Method, program, and apparatus for detecting a copy-prohibited document and prohibiting a reproduction of the detected copy prohibited document Masaaki Ishikawa, Takashi Saitoh, Hiroshi Shimura 2011-08-30
7983508 Method and apparatus for image processing capable of effectively reducing an image noise 2011-07-19