Inventor
HASHIZUME HIDETOSHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “HASHIZUME HIDETOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
11 patentsUSD475402SJun 3, 2003
Ink cartridge
SEIKO EPSON CORP18 citations88
US7303644B2Dec 4, 2007
Manufacturing method of optical device
SEIKO EPSON CORP11 citations84
US7175283B2Feb 13, 2007
Optical device, optical device manufacturing method, and projector
SEIKO EPSON CORP10 citations83
US7210796B2May 1, 2007
Optical apparatus and projector
SEIKO EPSON CORP8 citations73
US7152982B2Dec 26, 2006
Optical component casing and projector
SEIKO EPSON CORP9 citations73
US6903827B2Jun 7, 2005
Position adjusting method and position adjusting system of color combining optical system, position adjusting method and position adjusting system of optical modulator, color combining optical system and projector
SEIKO EPSON CORP11 citations73
USD480417SOct 7, 2003
Printer
SEIKO EPSON CORP7 citations73
US11452963B2Sep 27, 2022
Dust collector
SEIKO EPSON CORP1 citations62
US7661823B2Feb 16, 2010
Prism structure and projector
SEIKO EPSON CORP4 citations62
US7222976B2May 29, 2007
Optical device and projector
SEIKO EPSON CORP3 citations62
US7046461B2May 16, 2006
Optical component positioning jig and manufacturing apparatus of optical device
SEIKO EPSON CORP4 citations62