Inventor
MARUO YASUKO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MARUO YASUKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
8 patentsUS5598501AJan 28, 1997
Polyimide optical waveguide and method of manufacturing the same
NIPPON TELEGRAPH & TELEPHONE53 citations95
US5572619ANov 5, 1996
Polimide optical waveguide
NIPPON TELEGRAPH & TELEPHONE39 citations92
US7662636B2Feb 16, 2010
Ozone gas sensing element, detection apparatus, and measurement method
NIPPON TELEGRAPH & TELEPHONE18 citations91
USD561187SFeb 5, 2008
Detection card
NIPPON TELEGRAPH & TELEPHONE26 citations87
US7976781B2Jul 12, 2011
Ozone detecting device
NIPPON TELEGRAPH & TELEPHONE7 citations82
US7364700B2Apr 29, 2008
Ozone gas sensing element, detection apparatus, and measurement method
NIPPON TELEGRAPH & TELEPHONE9 citations82
US6362005B1Mar 26, 2002
Nitrogen dioxide gas sensing method, nitrogen dioxide gas sensor element, and nitrogen dioxide gas sensor using the same
NIPPON TELEGRAPH & TELEPHONE12 citations73
US7615192B2Nov 10, 2009
Ozone gas measurement apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations51