Inventor
JIROKU HIROAKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “JIROKU HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
8 patentsUS6602765B2Aug 5, 2003
Fabrication method of thin-film semiconductor device
SEIKO EPSON CORP63 citations96
US6884699B1Apr 26, 2005
Process and unit for production of polycrystalline silicon film
SEIKO EPSON CORP32 citations92
US9634174B2Apr 25, 2017
Photoelectric conversion apparatus and electronic device
SEIKO EPSON CORP3 citations71
US7804096B2Sep 28, 2010
Semiconductor device comprising planarized light-shielding island films for thin-film transistors
SEIKO EPSON CORP2 citations60
US7148511B2Dec 12, 2006
Active matrix substrate, electro-optical device, electronic device, and method for manufacturing an active matrix substrate
SEIKO EPSON CORP5 citations60
US11588300B2Feb 21, 2023
Light emitting device, projector, and display
SEIKO EPSON CORP0 citations51
US12438337B2Oct 7, 2025
Light emitting device and projector
SEIKO EPSON CORP0 citations50
US9343501B2May 17, 2016
Photoelectric conversion apparatus, manufacturing method of photoelectric conversion apparatus, and electronic device
SEIKO EPSON CORP0 citations50
JIROKU HIROAKI
3 patentsUS8994904B2Mar 31, 2015
Electro-optic device and projection-type display apparatus
JIROKU HIROAKI3 citations58
US8654293B2Feb 18, 2014
Liquid-crystal apparatus, method for manufacturing the same, and electronic device
JIROKU HIROAKI2 citations58
US8848143B2Sep 30, 2014
Electro-optical device, method of manufacturing electro-optical device, and electronic apparatus
JIROKU HIROAKI0 citations37