Inventor · disambiguated record
Ryuji Nishiyama
Also filed as: NISHIYAMA RYUJI · YOKOYAMA KAZUO
10 granted patents·80 citations·filing 1978–2010
89Inventor score
Top patents by PatentIndex Score
10 records- 0192US7424260B2Thermal fixing device and image forming deviceCANON FINETECH INC·Filed 2005·Granted Sep 9, 2008·21 cites·14 claims
- 0286US7313339B2Image forming device and controlling method thereofCANON FINETECH INC·Filed 2005·Granted Dec 25, 2007·10 cites·6 claims
- 0383US8554098B2Fixing apparatus and image forming apparatus having the sameNISHIYAMA RYUJI·Filed 2010·Granted Oct 8, 2013·6 cites·30 claims
- 0483US7778584B2Thermal fixing device and image forming deviceCANON FINETECH INC·Filed 2008·Granted Aug 17, 2010·7 cites·7 claims
- 0569US7761965B2Automatic swiveling turret apparatus for machine toolOM LTD·Filed 2008·Granted Jul 27, 2010·4 cites·5 claims
- 0664US6785484B2Image forming apparatus using copy speed to control fixing temperatureCANON KK·Filed 2000·Granted Aug 31, 2004·10 cites·8 claims
- 0750US5051756AThermal printerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Sep 24, 1991·11 cites·3 claims
- 0846US4170032AMagnetic head and method for preparing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted Oct 2, 1979·7 cites·4 claims
- 0935US5011315APrinterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Apr 30, 1991·3 cites·2 claims
- 1028US5593806ATwo-component developer and image-forming method for which the developer is adaptedMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jan 14, 1997·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →