Inventor · disambiguated record
Osamu Nagasaki
Also filed as: NAGASAKI OSAMU
21 granted patents·1 pending application·175 citations·filing 1997–2025
94Inventor score
Top patents by PatentIndex Score
22 records- 0194US7548708B2Power supply unit in image forming apparatusCANON KK·Filed 2006·Granted Jun 16, 2009·24 cites·12 claims
- 0292US7558501B2Image forming apparatus and power supplyCANON KK·Filed 2006·Granted Jul 7, 2009·15 cites·5 claims
- 0391US9927752B2Optical sensor and image forming apparatusCANON KK·Filed 2016·Granted Mar 27, 2018·4 cites·30 claims
- 0488US7196475B2Image forming apparatus utilizing a piezoelectric-transformer high-voltage power supply and method for controlling the sameCANON KK·Filed 2006·Granted Mar 27, 2007·11 cites·13 claims
- 0587US9665031B2Image forming apparatus that forms latent image by irradiating photosensitive member with lightCANON KK·Filed 2016·Granted May 30, 2017·3 cites·19 claims
- 0687US8300422B2Printed circuit board equipped with piezoelectric elementNAGASAKI OSAMU·Filed 2010·Granted Oct 30, 2012·9 cites·31 claims
- 0786US10228647B2Optical sensor and image forming apparatusCANON KK·Filed 2018·Granted Mar 12, 2019·2 cites·21 claims
- 0886US7425789B2Power supply apparatus, and image forming apparatus having the sameCANON KK·Filed 2006·Granted Sep 16, 2008·9 cites·20 claims
- 0985US9067337B2Image forming apparatus and staplerNAGASAKI OSAMU·Filed 2011·Granted Jun 30, 2015·4 cites·20 claims
- 1082US7265479B2Power supply apparatus, and image forming apparatus having the sameCANON KK·Filed 2006·Granted Sep 4, 2007·18 cites·10 claims
- 1180US6133070ACircuit member for semiconductor device, semiconductor device using the same, and method for manufacturing themDAINIPPON PRINTING CO LTD·Filed 1997·Granted Oct 17, 2000·58 cites·77 claims
- 1280US2025370402A1Image forming apparatus and cartridge setCANON KK·Filed 2025·Application pending·0 cites
- 1379US8437652B2Technology for reducing circuit oscillations and ripple in a high-voltage power supply using a piezoelectric transformerNAGASAKI OSAMU·Filed 2010·Granted May 7, 2013·5 cites·8 claims
- 1476US8325503B2High voltage power supplyNAGASAKI OSAMU·Filed 2011·Granted Dec 4, 2012·4 cites·13 claims
- 1573US7579749B2Power supply device and image forming apparatus using the power supply deviceCANON KK·Filed 2006·Granted Aug 25, 2009·4 cites·22 claims
- 1671US9450493B2Voltage generating apparatus for stably controlling voltageCANON KK·Filed 2014·Granted Sep 20, 2016·1 cites·12 claims
- 1771US9213280B2Image-forming apparatus supplying power to heat generating member using phase control and/or wave number controlCANON KK·Filed 2014·Granted Dec 15, 2015·1 cites·29 claims
- 1864US8102685B2High voltage power supplyNAGASAKI OSAMU·Filed 2010·Granted Jan 24, 2012·2 cites·14 claims
- 1960US8750744B2Technology for reducing circuit oscillations and ripple in a high-voltage power supply using a piezoelectric transformerCANON KK·Filed 2013·Granted Jun 10, 2014·1 cites·27 claims
- 2058US10412839B2Printed circuit board, power supply apparatus, image forming apparatus, and printed circuit board manufacturing methodCANON KK·Filed 2018·Granted Sep 10, 2019·0 cites·13 claims
- 2154US9918393B2Printed circuit board, power supply apparatus, image forming apparatus, and printed circuit board manufacturing methodNAGASAKI OSAMU·Filed 2012·Granted Mar 13, 2018·0 cites·26 claims
- 2242US8680827B2High-voltage power supply apparatus and image forming apparatus employing sameNAGASAKI OSAMU·Filed 2008·Granted Mar 25, 2014·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →