Inventor

John W. Schwab

Inventor

Framingham, MA, US

Overview

3→

Patents

1999–2012

Patent span

Electricity

Primary field (CPC H)

Patents· 3 as inventor

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

B21Dprimary

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material20%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices20%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation20%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%

PatentTitleYear

8,189,194'Direct illumination machine vision technique for processing semiconductor wafers'2012 8,139,231'Machine vision technique for manufacturing semiconductor wafers'2012 6,003,358'Method and apparatus for forming bends in a selected sequence'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to LASER PRODUCTS INC (1)· patent assignee history

1999Based in Golden, CO, US· patent location history

2012Patents assigned to COGNEX CORP (2)· patent assignee history

2012Patents assigned to LIU GANG (2)· patent assignee history

2012Patents assigned to MICHAEL DAVID J (2)· patent assignee history

2012Patents assigned to SCHWAB JOHN W (2)· patent assignee history

2012Based in Framingham, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
COGNEX CORP	2	2012
LIU GANG	2	2012
MICHAEL DAVID J	2	2012
SCHWAB JOHN Wself	2	2012
LASER PRODUCTS INC	1	1999

Locations

Location	Patents	Span
Framingham, Massachusetts, US	2	2012
Golden, CO, US	1	1999