Inventor · disambiguated record
Sotohiro Tsujihara
Also filed as: TSUJIHARA SOTOHIRO
6 granted patents·120 citations·filing 1985–2006
84Inventor score
Files withRICOH KK6
Top patents by PatentIndex Score
6 records- 0189US5968301AMethod of recycling image supporting material and apparatus thereofRICOH KK·Filed 1997·Granted Oct 19, 1999·51 cites·12 claims
- 0285US4692020ASheet reversing in copying machine and other sheet-handling machinesRICOH KK·Filed 1985·Granted Sep 8, 1987·33 cites·11 claims
- 0367US6393246B2Fixing device and method having a shield member for cutting off air flowing through gap and image forming apparatus using the same fixing deviceRICOH KK·Filed 2001·Granted May 21, 2002·11 cites·20 claims
- 0461US7603055B2Cover for image forming apparatus to facilitate parts recyclingRICOH KK·Filed 2006·Granted Oct 13, 2009·1 cites·9 claims
- 0561US5897726AMethod of and an apparatus for removing image forming substance from an image supporting bodyRICOH KK·Filed 1997·Granted Apr 27, 1999·16 cites·50 claims
- 0645US6080255AMethod of and an apparatus for removing image forming substance from an image supporting bodyRICOH KK·Filed 1998·Granted Jun 27, 2000·8 cites·53 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →