Inventor
NAKAZAWA HIROSHI
JP75 patents
⚠️ This page may combine multiple inventors who share the name “NAKAZAWA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
27 patentsUS4880719ANov 14, 1989
Two component electrophotographic developer
FUJI XEROX CO LTD64 citations94
US7267920B2Sep 11, 2007
Toner for developing electrostatic latent images, production method thereof, and electrostatic latent image developer using the same
FUJI XEROX CO LTD32 citations92
US6171744B1Jan 9, 2001
Toner for electrophotography, method for producing it, and method of image formation
FUJI XEROX CO LTD18 citations92
US5698357ADec 16, 1997
Toner and developer for developing electrostatic latent image, and image forming process using the same
FUJI XEROX CO LTD21 citations92
US5296324AMar 22, 1994
Toner for developing electrostatic charge image and process for preparing the same
FUJI XEROX CO LTD33 citations92
US7951519B2May 31, 2011
Toner for development of electrostatic image, method for manufacturing the same, developer for development of electrostatic image, toner cartridge, process cartridge, and image forming apparatus
FUJI XEROX CO LTD8 citations84
US7575841B2Aug 18, 2009
Toner for electrophotography, manufacturing method of toner for electrophotography, developer for electrophotography, and image forming method
FUJI XEROX CO LTD12 citations84
US7488562B2Feb 10, 2009
Electrophotographic toner, method for producing the same, electrophotographic developer, method for producing the developer, and image forming method
FUJI XEROX CO LTD8 citations84
US7368214B2May 6, 2008
Electrostatic latent image developing toner and manufacturing method thereof
FUJI XEROX CO LTD10 citations84
US6916586B2Jul 12, 2005
Toner for electrostatic charged image development and process for preparing the same, as well as image forming method, image forming apparatus and toner cartridge
FUJI XEROX CO LTD13 citations84
US5965312AOct 12, 1999
One-component developer
FUJI XEROX CO LTD18 citations83
US7498113B2Mar 3, 2009
Toner for developing electrostatic image, production method thereof, resin particle dispersion, and electrostatic image developer
FUJI XEROX CO LTD7 citations74
US6101358AAug 8, 2000
Image-forming method
FUJI XEROX CO LTD7 citations74
US6001527ADec 14, 1999
Electrostatic charge image developer, image formation method and image forming device
FUJI XEROX CO LTD15 citations74
US5863684AJan 26, 1999
Developer, image forming method, and multicolor image forming method
FUJI XEROX CO LTD14 citations74
US6242146B1Jun 5, 2001
Carrier for electrostatic-charged image developer, developer and image forming process using the same, and carrier core material reproducing process
FUJI XEROX CO LTD8 citations73
US5972547AOct 26, 1999
Electrostatic charge image developing toner, electrostatic charge image developer, and image forming method using this developer
FUJI XEROX CO LTD16 citations73
US5891600AApr 6, 1999
Mono-component developer, method of forming image and method of forming multi-color image
FUJI XEROX CO LTD10 citations73
US4837100AJun 6, 1989
Electrophotographic developer containing positively chargeable toner
FUJI XEROX CO LTD16 citations71
US7901857B2Mar 8, 2011
Electrostatic latent image developing toner, production method thereof, electrostatic latent image developer, and image forming method
FUJI XEROX CO LTD4 citations63
US7618761B2Nov 17, 2009
Toner for electrostatic image development, manufacturing method thereof, electrostatic image developer and image forming method
FUJI XEROX CO LTD2 citations63
US7588874B2Sep 15, 2009
Toner for developing electrostatic image used in electrophotography and process for producing the same
FUJI XEROX CO LTD2 citations63
US7531276B2May 12, 2009
Color image forming method and color toner forming method
FUJI XEROX CO LTD5 citations63
US7396628B2Jul 8, 2008
Toner for electrostatic charge image developing, developer for electrostatic charge image developing, and image forming apparatus
FUJI XEROX CO LTD3 citations63
US7374854B2May 20, 2008
Image-forming method and image-forming apparatus using the same
FUJI XEROX CO LTD3 citations63
US7300735B2Nov 27, 2007
Electrophotographic toner and production method therefor
FUJI XEROX CO LTD3 citations63
US6673502B2Jan 6, 2004
Carrier for development of electrostatic latent image, electrostatic latent image developer and image forming method
FUJI XEROX CO LTD6 citations63
SONY CORP
6 patentsUS4236198ANov 25, 1980
Switching regulator
SONY CORP75 citations96
US6970812B2Nov 29, 2005
Virtual-space providing apparatus, virtual-space providing system, and virtual-space providing method
SONY CORP57 citations95
US4335423AJun 15, 1982
Transformer
SONY CORP35 citations92
US4180852ADec 25, 1979
Control circuit for use in a switching-type regulator
SONY CORP34 citations92
US4365326ADec 21, 1982
Record player
SONY CORP15 citations74
US4240134ADec 16, 1980
Switching regulator
SONY CORP9 citations72
TDK LAMBDA CORP
3 patentsUS8369056B2Feb 5, 2013
Power supply control device, method for controlling power supply, program and power supply device
TDK LAMBDA CORP832 citations96
US7859226B2Dec 28, 2010
Method and device for safety protection of secondary battery
TDK LAMBDA CORP17 citations83
US7964300B2Jun 21, 2011
Battery pack
TDK LAMBDA CORP17 citations81
FUJITSU LTD
3 patentsNAKAZAWA HIROSHI
2 patentsFUJIFILM BUSINESS INNOVATION CORP
2 patentsUS12105469B2Oct 1, 2024
Electrostatic charge image developing toner, electrostatic charge image developer, method for producing electrostatic charge image developing toner, toner cartridge, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations63
US11586120B2Feb 21, 2023
Toner for developing electrostatic charge image, electrostatic charge image developer, method for producing toner for developing electrostatic charge image, toner cartridge, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations63
PENNWALT CORP
1 patentFUJI ELECTRIC CO LTD
1 patentDENSEI LAMBDA KABUSHIKI KAISHA
1 patentUEHARA SACHIO
1 patentSENRIUCHI TADAO
1 patentHYBRID CORP
1 patentNINOMIYA MASANOBU
1 patentShowing the top 50 of 75 patents by PatentIndex Score.