Inventor

Kaname Jinguji

Inventor

Mito, JP

Overview

10→

Patents

1985–2004

Patent span

Physics

Primary field (CPC G)

Patents· 10 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus45%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein20%

B29CShaping or joining of plastics5%

B29DProducing particular articles from plastics or from substances in a plastic state5%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%

G06EOptical computing devices5%

G06FElectric digital data processing5%

H04JMultiplex communication5%

H04QSelecting5%

PatentTitleYear

6,735,358'Optical multiplexer and optical demultiplexer'2004 6,606,433'Optical multi/demultiplexer'2003 6,173,433'Circuit design system, image processing method and medium of the circuit design system'2001 5,572,611'Optical signal processor, method of its control, method of its designing, and method of its production'1996 5,165,001'Guided-wave optical branching device'1992 5,044,715'Guided-wave optical branching components and optical switches'1991 4,978,188'Integrated optical device and method for manufacturing thereof'1990 4,900,112'Integrated optical device and method for manufacturing thereof'1990 4,781,424'Single mode channel optical waveguide with a stress-induced birefringence control region'1988 4,542,957'Plastics optical fibers'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2004Patents assigned to NIPPON TELEGRAPH & TELEPHONE (10)· patent assignee history

1985Patents assigned to KAIKIU KOGYO CO LTD (1)· patent assignee history

1985–2004Based in Mito, JP· patent location history

2001Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON TELEGRAPH & TELEPHONE	10	1985–2004
KAIKIU KOGYO CO LTD	1	1985

Locations

Location	Patents	Span
Mito, JP	9	1985–2004
Ibaraki, JP	1	2001