Inventor

Ray Lippmann

Inventor

Howell, MI, US

Overview

2→

Patents

2003–2005

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

B60Kprimary

B60KArrangement or mounting of propulsion units or of transmissions in vehicles11%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general11%

F21KNon-electric light sources using luminescence11%

F21VFunctional features or details of lighting devices or systems thereof11%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted11%

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

G09FDisplaying11%

H10HInorganic light-emitting semiconductor devices having potential barriers11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

PatentTitleYear

6,905,901'Method of manufacturing a cover of a backlit display using fluorescing materials'2005 6,623,142'Method and apparatus for correcting optical non-uniformities in a light emitting diode'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2005Patents assigned to DELPHI TECH INC (2)· patent assignee history

2003Based in Flint, MI, US· patent location history

2005Based in Howell, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DELPHI TECH INC	2	2003–2005

Locations

Location	Patents	Span
Howell, MI, US	1	2005
Flint, MI, US	1	2003