Inventor
OTSUKA MASAAKI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “OTSUKA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITA OPTICAL GLASS
7 patentsUS5755998AMay 26, 1998
Fluorophosphate fluorescent glass capable of exhibiting fluorescence in the visible region
SUMITA OPTICAL GLASS56 citations95
US5635109AJun 3, 1997
Tb- or eu-containing fluorophosphate fluorescent glass
SUMITA OPTICAL GLASS38 citations91
US4990468AFeb 5, 1991
Fluorophosphate optical glass
SUMITA OPTICAL GLASS36 citations91
US5017520AMay 21, 1991
Fluorosphosphate optical glass
SUMITA OPTICAL GLASS21 citations81
US7151064B2Dec 19, 2006
Optical glass suitable for mold forming
SUMITA OPTICAL GLASS10 citations73
US6784128B2Aug 31, 2004
Optical glass for molding
SUMITA OPTICAL GLASS9 citations73
US5961883AOct 5, 1999
Oxide fluorescent glass capable of exhibiting visible fluorescence
SUMITA OPTICAL GLASS11 citations71
TOYOTA MOTOR CO LTD
3 patentsUS11915188B2Feb 27, 2024
Delivery server, settlement system, computer readable recording medium, and transmission method
TOYOTA MOTOR CO LTD0 citations45
US11907951B2Feb 20, 2024
Server, wallet system, computer readable recording medium, and notification method
TOYOTA MOTOR CO LTD0 citations45
US11651385B2May 16, 2023
Wallet server, computer-readable recording medium, wallet system, and reward providing method
TOYOTA MOTOR CO LTD0 citations45