LexDanaLexDanabeta
Inventor

Jan Ingenhoff

Inventor
Waghaeusel-Kirrlach, DE

Overview

3→
Patents
1993–2002
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus40%
C03CChemical composition of glasses, glazes or vitreous enamels20%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light20%
G01NInvestigating or analysing materials by determining their chemical or physical properties20%
PatentTitleYear
6,438,291'Coupling of light into a monolithic waveguide device'20026,393,180'Providing a refractive index change in an ion diffused material'20025,262,842'Optical sensor having a wave guide substrate with interferometer integrated therein'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to IOT ENTWICKLUNGSGESELLSCHAFT F (1)· patent assignee history
1993Based in Tubingen, DE· patent location history
2002Patents assigned to JDS FITEL INC (2)· patent assignee history
2002Patents assigned to INTEGRIERTE OPTIK GMBH (1)· patent assignee history
2002Based in Waghaeusel-Kirrlach, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JDS FITEL INC22002
INTEGRIERTE OPTIK GMBH12002
IOT ENTWICKLUNGSGESELLSCHAFT F11993
Locations
LocationPatentsSpan
Waghaeusel-Kirrlach, DE22002
Tubingen, DE11993