Inventor
YAMAGUCHI SHIGEHIRO
24 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI SHIGEHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
8 patentsUS4293350AOct 6, 1981
Grain-oriented electromagnetic steel sheet with improved watt loss
NIPPON STEEL CORP57 citations95
US4471204ASep 11, 1984
Method for joining of articles by energy beam and apparatus for controlling said method
NIPPON STEEL CORP33 citations92
US4377735AMar 22, 1983
Laser working treatment process capable of controlling the form of heated portion of a steel material
NIPPON STEEL CORP38 citations92
US4141762AFeb 27, 1979
Two-phase stainless steel
NIPPON STEEL CORP44 citations92
US4363677ADec 14, 1982
Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface
NIPPON STEEL CORP43 citations91
US4613842ASep 23, 1986
Iron core for electrical machinery and apparatus as well as method for producing the iron core
NIPPON STEEL CORP39 citations90
US4560855ADec 24, 1985
Method for joining of articles by energy beam and apparatus for controlling said method
NIPPON STEEL CORP21 citations81
US4552596ANov 12, 1985
Grain-oriented electromagnetic steel sheet with improved watt loss
NIPPON STEEL CORP10 citations73
CHISSO CORP
4 patentsUS5986121ANov 16, 1999
Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative
CHISSO CORP30 citations92
US6767654B2Jul 27, 2004
Organic electroluminescent device
CHISSO CORP39 citations90
US6051319AApr 18, 2000
Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative
CHISSO CORP7 citations73
US6005128ADec 21, 1999
Silacyclopentadiene derivative
CHISSO CORP4 citations62
JAPAN SCIENCE & TECH AGENCY
4 patentsUS10442886B2Oct 15, 2019
Mechanochromic luminescent material, mechanochromic resin obtained by crosslinking mechanochromic luminescent material, method for producing mechanochromic luminescent material, and method for producing mechanochromic
JAPAN SCIENCE & TECH AGENCY3 citations69
US8044218B2Oct 25, 2011
Chalcogen-containing fused polycyclic organic material and method for producing same
JAPAN SCIENCE & TECH AGENCY3 citations62
US7705174B2Apr 27, 2010
Condensed polycyclic π-conjugated organic material, intermediate product therefor, and method of manufacturing condensed polycyclic π-conjugated organic material
JAPAN SCIENCE & TECH AGENCY0 citations37
US7973190B2Jul 5, 2011
Polycyclic fused ring type π-conjugated organic material, intermediate therefor, process for producing polycyclic fused ring type π-conjugated organic material, and process for producing intermediate of polycyclic fused ring type π-conjugated organic material
JAPAN SCIENCE & TECH AGENCY0 citations36