Inventor
OSHIMA TOSHIO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “OSHIMA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
14 patentsUS5932139AAug 3, 1999
Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader thereof
HITACHI MAXELL128 citations98
US5210411AMay 11, 1993
Detection mark and method and apparatus for detecting mark
HITACHI MAXELL67 citations96
US6303929B1Oct 16, 2001
Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor
HITACHI MAXELL47 citations95
US5611958AMar 18, 1997
Infrared phosphor and material having latent images and optical reading system using said phosphor
HITACHI MAXELL72 citations95
US4864542ASep 5, 1989
Memory cartridge having stored data protecting function and memory protecting method
HITACHI MAXELL96 citations94
US6458294B2Oct 1, 2002
Fluorescent ink compositions
HITACHI MAXELL17 citations92
US5608225AMar 4, 1997
Fluorescent detecting apparatus and method
HITACHI MAXELL75 citations92
US5463212AOct 31, 1995
Latent image forming member and method of manufacturing, latent image reading apparatus and latent image reading system
HITACHI MAXELL52 citations91
US5366252ANov 22, 1994
Infrared-absorbing mark printed matter
HITACHI MAXELL21 citations90
US6436314B1Aug 20, 2002
Particulate fluorescent substance
HITACHI MAXELL11 citations81
US6688789B2Feb 10, 2004
Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor
HITACHI MAXELL7 citations73
US6471887B2Oct 29, 2002
Neodymium, ytterbium and/or erbium containing organic fluorescent compositions
HITACHI MAXELL4 citations73
US5747823AMay 5, 1998
Two-dimensional code mark detecting method and apparatus therefor
HITACHI MAXELL14 citations69
US5668363ASep 16, 1997
Optical reading apparatus for reading latent image mark
HITACHI MAXELL14 citations68
SUMITOMO ELECTRIC INDUSTRIES
6 patentsUS4701015AOct 20, 1987
Waterproof optical fiber cable and method of the production thereof
SUMITOMO ELECTRIC INDUSTRIES70 citations96
US7102739B2Sep 5, 2006
Method for selection of optical fiber and system for inspection of optical fiber
SUMITOMO ELECTRIC INDUSTRIES17 citations92
US6943872B2Sep 13, 2005
Method for selection of optical fiber and system for inspection of optical fiber
SUMITOMO ELECTRIC INDUSTRIES14 citations84
US4752113AJun 21, 1988
Waterproof optical fiber cable
SUMITOMO ELECTRIC INDUSTRIES12 citations74
US6840682B2Jan 11, 2005
Connection unit, optical fiber line unit, optical cable, and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US6533464B1Mar 18, 2003
Connection unit, optical fiber line unit, optical cable, and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES0 citations52
FUJITSU LTD
3 patentsUS4889831ADec 26, 1989
Method of forming a high temperature stable ohmic contact to a III-V substrate
FUJITSU LTD50 citations92
US9488897B2Nov 8, 2016
Single photon generator and single-photon generating method
FUJITSU LTD4 citations73
US4868612ASep 19, 1989
Semiconductor device utilizing multiquantum wells
FUJITSU LTD14 citations73