Inventor
HOKARI HIROFUMI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “HOKARI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
16 patentsUS6825061B2Nov 30, 2004
Method of manufacturing organic EL device and ink composition for organic EL device
SEIKO EPSON CORP39 citations92
US7252570B2Aug 7, 2007
Manufacturing method for organic electroluminescence device, and electronic device therewith
SEIKO EPSON CORP12 citations82
US7781760B2Aug 24, 2010
Thin film transistor, electro-optical device, and electronic apparatus
SEIKO EPSON CORP7 citations73
US10056616B2Aug 21, 2018
Manufacturing method of electrode assembly, electrode assembly and battery
SEIKO EPSON CORP3 citations72
US7514115B2Apr 7, 2009
Method of forming thin film of organometallic compound, thin film of organometallic compound, method of manufacturing organoelectronic device equipped with the same, organoelectronic device, method of manufacturing organic electroluminescence, organic electroluminescence, and electronic apparatus
SEIKO EPSON CORP7 citations71
US11447649B2Sep 20, 2022
Aqueous ink jet composition
SEIKO EPSON CORP0 citations62
US12260976B2Mar 25, 2025
Magnetic bead and magnetic bead dispersion
SEIKO EPSON CORP1 citations61
US11492506B2Nov 8, 2022
Aqueous ink jet composition
SEIKO EPSON CORP0 citations61
US9350013B2May 24, 2016
Method for producing electrode assembly
SEIKO EPSON CORP2 citations61
US12509678B2Dec 30, 2025
Magnetic bead reagent
SEIKO EPSON CORP0 citations59
US12540199B2Feb 3, 2026
Molding material production method and molding material
SEIKO EPSON CORP0 citations58
US7589018B2Sep 15, 2009
Method of forming contact hole, method of manufacturing wiring board, method of manufacturing semiconductor device, and method of manufacturing electro-optical device
SEIKO EPSON CORP0 citations51
US11384249B2Jul 12, 2022
Aqueous ink jet composition
SEIKO EPSON CORP0 citations50
US9287582B2Mar 15, 2016
Composition for forming solid electrolyte layer, method for forming solid electrolyte layer, solid electrolyte layer, and lithium ion secondary battery
SEIKO EPSON CORP0 citations50
US11866596B2Jan 9, 2024
Aqueous ink jet composition
SEIKO EPSON CORP0 citations48
US11591489B2Feb 28, 2023
Aqueous ink jet composition
SEIKO EPSON CORP0 citations48