Inventor
ONNAGAWA HIROYOSHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “ONNAGAWA HIROYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRESIDENT OF TOYAMA UNIVERSITY
6 patentsUS6806640B2Oct 19, 2004
Organic electroluminescence device having current injection layer between light emitting layer and cathode
PRESIDENT OF TOYAMA UNIVERSITY28 citations89
US6992781B2Jan 31, 2006
Film thickness measuring method and measuring apparatus for organic thin film for use in organic electroluminesce device
PRESIDENT OF TOYAMA UNIVERSITY15 citations80
US6570180B2May 27, 2003
Organic light-emitting device capable of high-quality display
PRESIDENT OF TOYAMA UNIVERSITY11 citations71
US6894752B2May 17, 2005
Liquid crystal display device
PRESIDENT OF TOYAMA UNIVERSITY6 citations62
US6710549B2Mar 23, 2004
Driving method for matrix type organic EL element and matrix type organic EL apparatus
PRESIDENT OF TOYAMA UNIVERSITY5 citations61
US6756249B2Jun 29, 2004
Method of manufacturing organic electroluminescent device
PRESIDENT OF TOYAMA UNIVERSITY3 citations59