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Inventor

Donald B. Snow

Inventor
Mercer Island, WA, US

Overview

8→
Patents
1990–2010
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G01Rprimary
G01RMeasuring electric variables25%
Y10TTechnical subjects covered by former us classification15%
G01BMeasuring length, thickness or similar linear dimensions10%
G01CMeasuring distances, levels or bearings10%
G06TImage data processing or generation, in general10%
H05KPrinted circuits10%
B01FMixing, e.g. dissolving, emulsifying or dispersing5%
B01LChemical or physical laboratory apparatus for general use5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G11CStatic stores5%
PatentTitleYear
7,663,382'High-speed capacitor leakage measurement systems and methods'20107,634,128'Stereoscopic three-dimensional metrology system and method'20097,231,081'Stereoscopic three-dimensional metrology system and method'20076,710,798'Methods and apparatus for determining the relative positions of probe tips on a printed circuit board probe card'20045,785,926'Precision small volume fluid processing apparatus'19985,508,629'Method and apparatus for inspecting integrated circuit probe cards'19965,060,371'Method of making probe cards'19914,918,374'Method and apparatus for inspecting integrated circuit probe cards'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1996Patents assigned to APPLIED PRECISION INC (3)· patent assignee history
1990–1991Based in King County, WA, US· patent location history
1996–2010Based in Mercer Island, WA, US· patent location history
1998Patents assigned to GENETOOLS INC (1)· patent assignee history
1998Patents assigned to UNIV WASHINGTON (1)· patent assignee history
2004–2007Patents assigned to APPLIED PRECISION LLC (2)· patent assignee history
2009–2010Patents assigned to RUDOLPH TECHNOLOGIES INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
APPLIED PRECISION INC31990–1996
APPLIED PRECISION LLC22004–2007
RUDOLPH TECHNOLOGIES INC22009–2010
GENETOOLS INC11998
UNIV WASHINGTON11998
Locations
LocationPatentsSpan
Mercer Island, Washington, US61996–2010
King County, Washington, US21990–1991