Inventor

Emi Asai

Inventor

Nagoya, JP

Overview

3→

Patents

1992–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C04Bprimary

C04BLime, magnesia22%

H01FMagnets22%

C01GCompounds containing metals not covered by subclasses c01d or c01f11%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds11%

C30BSingle-crystal growth11%

G01RMeasuring electric variables11%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%

PatentTitleYear

5,584,928'Material for wide-band optical isolators and process for producing the same'1996 5,256,242'Method of manufacturing ferrite crystals'1993 5,140,156'High sensitivity optical magnetic field sensors having a magnetooptical garnet-type ferrite polycrystal'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1996Patents assigned to NGK INSULATORS LTD (3)· patent assignee history

1992–1996Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NGK INSULATORS LTD	3	1992–1996

Locations

Location	Patents	Span
Nagoya, JP	3	1992–1996