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Inventor

Douglas M. Horn

Inventor
Portland, OR, US

Overview

3→
Patents
1985–2009
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.

G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices50%
LOC2350%
PatentTitleYear
7,550,236'Multi wavelength mask for multi layer printing on a process substrate'2009D0407462'Water purification unit'1999D0278650'Water purifier'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to HORN DOUGLAS M (1)· patent assignee history
1985Patents assigned to SLOVAK JACK P (1)· patent assignee history
1985Patents assigned to SLOVAK ROBERT A (1)· patent assignee history
1985Based in Irvine, CA, US· patent location history
1999Patents assigned to WATER RESOURCES INT INC (1)· patent assignee history
1999Based in Phoenix, AZ, US· patent location history
2009Patents assigned to LSI CORP (1)· patent assignee history
2009Based in Portland, OR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HORN DOUGLAS Mself11985
LSI CORP12009
SLOVAK JACK P11985
SLOVAK ROBERT A11985
WATER RESOURCES INT INC11999
Locations
LocationPatentsSpan
Portland, OR, US12009
Phoenix, AZ, US11999
Irvine, California, US11985