Inventor
MATSUMOTO MITSUYO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMOTO MITSUYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
6 patentsUS7867685B2Jan 11, 2011
Image forming method and apparatus
RICOH CO LTD5 citations74
US8039185B2Oct 18, 2011
Toner for developing a latent electrostatic image, method for producing the same, image-forming apparatus and process cartridge using the same
RICOH CO LTD2 citations63
US7903998B2Mar 8, 2011
Image forming apparatus
RICOH CO LTD4 citations63
US11618815B2Apr 4, 2023
Resin composition, molded body, electronic part, and electronic device
RICOH CO LTD0 citations58
US12065561B2Aug 20, 2024
Resin composition, molded article, electronic component, and electronic device
RICOH CO LTD0 citations56
US8012658B2Sep 6, 2011
Toner for developing electrostatic image, and image forming apparatus and process cartridge using the toner
RICOH CO LTD1 citations52
MINOLTA CO LTD
4 patentsUS6812977B1Nov 2, 2004
Liquid crystal element
MINOLTA CO LTD23 citations92
US6416826B1Jul 9, 2002
Liquid crystal display element
MINOLTA CO LTD7 citations74
US6964834B2Nov 15, 2005
Photosensitive member having layer containing fluorine resin particles and resin fine particles and image-forming method and apparatus using same
MINOLTA CO LTD7 citations71
US6900469B2May 31, 2005
Liquid crystal display element
MINOLTA CO LTD2 citations62
RICOH KK
2 patentsISHIKAWA YOSHIMICHI
2 patentsUS8110330B2Feb 7, 2012
Toner, developer, toner container, process cartridge, image forming method, and image forming apparatus
ISHIKAWA YOSHIMICHI6 citations82
US8216755B2Jul 10, 2012
Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method
ISHIKAWA YOSHIMICHI0 citations50