Inventor

Greg P. Smestad

Inventor

San Jose, CA, US

Overview

1991–2007

Patent span

Physics

Primary field (CPC G)

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

G02Bprimary

G02BOptical elements, systems or apparatus13%

H10HInorganic light-emitting semiconductor devices having potential barriers13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

A61LMethods or apparatus for sterilising materials or objects in general6%

C02FTreatment of water, waste water, sewage, or sludge6%

F21SNon-portable lighting devices6%

F21VFunctional features or details of lighting devices or systems thereof6%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%

G01NInvestigating or analysing materials by determining their chemical or physical properties6%

H10KOrganic electric solid-state devices6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to HEWLETT PACKARD CO (2)· patent assignee history

1991Based in San Jose, CA, US· patent location history

2002Patents assigned to WATERHEALTH INTERNATIONAL INC (1)· patent assignee history

2002Based in Monterey, CA, US· patent location history

2007Patents assigned to NANOSOLAR INC (1)· patent assignee history

2007Based in Pacific Grove, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HEWLETT PACKARD CO	2	1991
NANOSOLAR INC	1	2007
WATERHEALTH INTERNATIONAL INC	1	2002

Locations