Inventor
MASHIMO SEIJI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “MASHIMO SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
28 patentsUS6517957B1Feb 11, 2003
Organic compound and electroluminescent device using the same
CANON KK200 citations99
US6215244B1Apr 10, 2001
Stacked organic light emitting device with specific electrode arrangement
CANON KK100 citations98
US6504565B1Jan 7, 2003
Light-emitting device, exposure device, and image forming apparatus
CANON KK61 citations96
US6436559B1Aug 20, 2002
Organic luminescence device
CANON KK69 citations96
US6858325B2Feb 22, 2005
Organic compound and electroluminescent device using the same
CANON KK26 citations93
US6661445B2Dec 9, 2003
Exposure apparatus with an array of light emitting devices
CANON KK25 citations93
US6583805B2Jun 24, 2003
Exposure unit for image forming apparatus using electrophotographic system, and electrophotographic image forming apparatus
CANON KK29 citations93
US6534198B1Mar 18, 2003
Silicon compound, method for making the same, and electroluminescent device using the same
CANON KK23 citations93
US7964037B2Jun 21, 2011
Deposition apparatus
CANON KK47 citations92
US6344661B1Feb 5, 2002
Light emitting element array, exposure device and image forming apparatus
CANON KK21 citations92
US6266074B1Jul 24, 2001
Light emitting apparatus with temperature control, exposure apparatus, and image forming apparatus
CANON KK28 citations92
US6121994ASep 19, 2000
Image forming apparatus and light emitting apparatus
CANON KK27 citations92
US6017644AJan 25, 2000
Organic compound, its polymer and light emitting device
CANON KK17 citations84
US6583557B2Jun 24, 2003
Organic luminescent element
CANON KK13 citations83
US6301459B1Oct 9, 2001
Charging apparatus with first and second charging members
CANON KK13 citations82
US6061539AMay 9, 2000
Charging member, charging device and image forming apparatus
CANON KK13 citations82
US6740430B2May 25, 2004
Organic luminescence device
CANON KK9 citations74
US6301455B1Oct 9, 2001
Charging member, charging device and image forming apparatus wherein deposition of magnetic particles to a member to be charged is effectively prevented
CANON KK8 citations74
US6188420B1Feb 13, 2001
Image forming apparatus
CANON KK11 citations74
US5754927AMay 19, 1998
Magnetic charging brush having particular magnetic fields
CANON KK8 citations74
US5729802AMar 17, 1998
Contact charger for charging a photosensitive member
CANON KK15 citations74
US5666192ASep 9, 1997
Charging member and image forming apparatus
CANON KK11 citations74
US5659852AAug 19, 1997
Image forming method, image forming apparatus and process cartridge
CANON KK17 citations74
US5579095ANov 26, 1996
Charging device
CANON KK16 citations74
US6833200B2Dec 21, 2004
Luminescent device with a triarylamine compound
CANON KK11 citations72
US6236416B1May 22, 2001
Image forming apparatus featuring a plurality of light emission elements on a single chip
CANON KK4 citations63
US5747207AMay 5, 1998
Electrophotographic apparatus with charge injection layer on photosensitive member
CANON KK4 citations63
US7022867B2Apr 4, 2006
Silicon compound and method for making the same
CANON KK0 citations52