Inventor

OHSAKI MAKOTO

JP6 patents

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

RICOH KK

5 patents

US5761594AJun 2, 1998

Image forming apparatus

RICOH KK57 citations96

US5160969ANov 3, 1992

Image forming apparatus having a separate black developer stored for a color image

RICOH KK52 citations91

US6125257ASep 26, 2000

Methods and systems for cleaning residual toner from image developing device

RICOH KK35 citations90

US5648842AJul 15, 1997

Methods and systems for cleaning residual toner from image-developing device

RICOH KK20 citations90

US5278613AJan 11, 1994

Image forming apparatus with transfer medium and electrometer positioned opposite the transfer region

RICOH KK10 citations73

IKEDA TETSUO

1 patent

US11344233B2May 31, 2022

Hemoglobin quantification device, hemoglobin quantification method, hemoglobin quantification program, and surgical assistance device

IKEDA TETSUO0 citations61