Inventor · disambiguated record
Makoto Ohsaki
Also filed as: OHSAKI MAKOTO
6 granted patents·174 citations·filing 1991–2018
85Inventor score
Top patents by PatentIndex Score
6 records- 0192US5160969AImage forming apparatus having a separate black developer stored for a color imageRICOH KK·Filed 1991·Granted Nov 3, 1992·52 cites·11 claims
- 0291US5761594AImage forming apparatusRICOH KK·Filed 1995·Granted Jun 2, 1998·57 cites·14 claims
- 0384US6125257AMethods and systems for cleaning residual toner from image developing deviceRICOH KK·Filed 1997·Granted Sep 26, 2000·35 cites·39 claims
- 0472US5648842AMethods and systems for cleaning residual toner from image-developing deviceRICOH KK·Filed 1996·Granted Jul 15, 1997·20 cites·39 claims
- 0554US5278613AImage forming apparatus with transfer medium and electrometer positioned opposite the transfer regionRICOH KK·Filed 1992·Granted Jan 11, 1994·10 cites·13 claims
- 0651US11344233B2Hemoglobin quantification device, hemoglobin quantification method, hemoglobin quantification program, and surgical assistance deviceIKEDA TETSUO·Filed 2018·Granted May 31, 2022·0 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →