Inventor

KOFUJI SHIRO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “KOFUJI SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH CO LTD

1 patent

US7948659B2May 24, 2011

Halftoning device and halftoning method and laser printer including the same

RICOH CO LTD8 citations82

RICOH PRINTING SYS LTD

1 patent

US7301669B1Nov 27, 2007

Color printing apparatus

RICOH PRINTING SYS LTD10 citations82

RICOH KK

1 patent

US7734103B2Jun 8, 2010

Image processing apparatus and image processing method

RICOH KK3 citations60