Inventor · disambiguated record
Tokuji Takizawa
Also filed as: TAKIZAWA TOKUJI
13 granted patents·35 citations·filing 2004–2018
87Inventor score
Top patents by PatentIndex Score
13 records- 0183US7542189B2Light scanning apparatus and image forming apparatus using the light scanning apparatusCANON KK·Filed 2006·Granted Jun 2, 2009·14 cites·17 claims
- 0281US8451443B2Diffraction optical element, spectral colorimetric apparatus, and image forming apparatusTAKIZAWA TOKUJI·Filed 2010·Granted May 28, 2013·7 cites·11 claims
- 0377US8184289B2Spectral colorimetric apparatus and color image forming apparatus using the sameKIMURA KAZUMI·Filed 2010·Granted May 22, 2012·5 cites·14 claims
- 0471US10412245B2Method of manufacturing light-transmitting member, light-transmitting member and image reading apparatusCANON KK·Filed 2018·Granted Sep 10, 2019·1 cites·17 claims
- 0568US8437050B2Illuminator, and spectral apparatus and image reading apparatus therewithTOCHIGI NOBUYUKI·Filed 2010·Granted May 7, 2013·3 cites·6 claims
- 0666US8462406B2Spectral colorimetric apparatus and image forming apparatus using the sameTAKIZAWA TOKUJI·Filed 2010·Granted Jun 11, 2013·2 cites·8 claims
- 0762US8705154B2Spectral colorimetric apparatus and image forming apparatus using the sameCANON KK·Filed 2013·Granted Apr 22, 2014·1 cites·18 claims
- 0852US9217667B2Spectrometer and image forming apparatus having the sameCANON KK·Filed 2013·Granted Dec 22, 2015·0 cites·13 claims
- 0952US7375847B2Optical scanning device and image forming apparatus using the sameCANON KK·Filed 2004·Granted May 20, 2008·2 cites·9 claims
- 1048US7554709B2Optical scanning apparatus and image forming apparatus employing this apparatusCANON KK·Filed 2007·Granted Jun 30, 2009·0 cites·21 claims
- 1145US7397590B2Optical scanning apparatus and image forming apparatus employing this apparatusCANON KK·Filed 2005·Granted Jul 8, 2008·0 cites·26 claims
- 1244US8422012B2Spectrometer and image forming apparatus having the sameTERAMURA MASAYASU·Filed 2010·Granted Apr 16, 2013·0 cites·10 claims
- 1342US8451522B2Optical scanning apparatus and image forming apparatus using the sameTAKIZAWA TOKUJI·Filed 2009·Granted May 28, 2013·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →