Inventor

Masaaki Yamazaki

Inventor

Saitama, JP

Overview

7→

Patents

1998–2009

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C03Cprimary

C03CChemical composition of glasses, glazes or vitreous enamels42%

C09KMaterials for miscellaneous applications, not provided for elsewhere25%

G02BOptical elements, systems or apparatus17%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein17%

PatentTitleYear

7,505,655'White light-emitting device using fluorescent fiber'2009 7,277,618'White light-emitting device using fluorescent fiber'2007 6,372,155'Oxide glass showing long afterglow and accelerated phosphorescence'2002 6,271,160'Oxide phosphorescent glass capable of exhibiting a long lasting afterglow and photostimulated luminescence'2001 6,123,872'Oxide phosphorescent glass capable of exhibiting a long lasting after-glow and photostimulated luminescence'2000 5,961,883'Oxide fluorescent glass capable of exhibiting visible fluorescence'1999 5,755,998'Fluorophosphate fluorescent glass capable of exhibiting fluorescence in the visible region'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2009Patents assigned to SUMITA OPTICAL GLASS (7)· patent assignee history

1998–1999Based in Urawa, JP· patent location history

2000–2009Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITA OPTICAL GLASS	7	1998–2009

Locations

Location	Patents	Span
Saitama, JP	5	2000–2009
Urawa, JP	2	1998–1999