Inventor · disambiguated record
Yohichiroh Miyaguchi
Also filed as: MIYAGUCHI YOHICHIROH
5 granted patents·136 citations·filing 2001–2006
82Inventor score
Technology areasG03G
Files withRICOH KK5
Top patents by PatentIndex Score
5 records- 0196US7308222B2Toner supplying system for an image forming apparatusRICOH KK·Filed 2006·Granted Dec 11, 2007·29 cites·20 claims
- 0295US6597884B2Image forming apparatus including electrostatic conveyance of charged tonerRICOH KK·Filed 2001·Granted Jul 22, 2003·79 cites·59 claims
- 0390US7526238B2Developing device, process cartridge and image forming apparatus moving toner particles by a phase-shifting electric fieldRICOH KK·Filed 2006·Granted Apr 28, 2009·13 cites·16 claims
- 0472US7236720B2Image forming apparatus and process cartridgeRICOH KK·Filed 2004·Granted Jun 26, 2007·12 cites·25 claims
- 0568US7672604B2Image forming apparatus and image forming method using electrostatic transport and hoppingRICOH KK·Filed 2006·Granted Mar 2, 2010·3 cites·39 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →