Inventor · disambiguated record
Akira Oyamaguchi
Also filed as: OYAMAGUCHI AKIRA
7 granted patents·218 citations·filing 1991–1999
88Inventor score
Files withRICOH KK7
Top patents by PatentIndex Score
7 records- 0187US6120960AImage forming method and dry toner thereforRICOH KK·Filed 1999·Granted Sep 19, 2000·40 cites·36 claims
- 0281US5994016ADry developer for developing electrostatic latent imageRICOH KK·Filed 1998·Granted Nov 30, 1999·32 cites·18 claims
- 0379US6060201AImage forming method using color developersRICOH KK·Filed 1999·Granted May 9, 2000·29 cites·10 claims
- 0479US5436642ARecording process for forming imaging on novel recording mediumRICOH KK·Filed 1992·Granted Jul 25, 1995·26 cites·2 claims
- 0577US5175568AProcess and apparatus for forming image on novel recording mediumRICOH KK·Filed 1991·Granted Dec 29, 1992·36 cites·34 claims
- 0673US5200762AImage forming apparatusRICOH KK·Filed 1991·Granted Apr 6, 1993·33 cites·13 claims
- 0772US6248488B1Image formation method using color tonersRICOH KK·Filed 1999·Granted Jun 19, 2001·22 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →