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Inventor

Ingolf Dahl

Inventor
Molndal, SE

Overview

4→
Patents
1989–2016
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein50%
G02BOptical elements, systems or apparatus17%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
9,497,445'High speed display shutter for autostereoscopic display'20166,130,731'Liquid crystal devices using a linear electro-optic effect'20005,847,790'Liquid crystal devices using a linear electro-optic effect'19984,838,663'Device for submicrosecond electro-optic modulation in the liquid crystal smectic-A phase using orthogonal bookshelf geometry'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to LAGERWALL SVEN T (1)· patent assignee history
1989–2000Based in Molndal, SE· patent location history
1998–2000Patents assigned to LAGERWALL S T SARL (2)· patent assignee history
2016Patents assigned to DAHL INGOLF (1)· patent assignee history
2016Patents assigned to ERICSON THOMAS (1)· patent assignee history
2016Patents assigned to MOLLER CHRISTIAN (1)· patent assignee history
2016Based in Mölndal, SE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LAGERWALL S T SARL21998–2000
DAHL INGOLFself12016
ERICSON THOMAS12016
LAGERWALL SVEN T11989
MOLLER CHRISTIAN12016
Locations
LocationPatentsSpan
Molndal, SE31989–2000
Mölndal, SE12016