Inventor

Chuck Stahulak

Inventor

Chicago, IL, US

Overview

2007–2009

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 apparatus50%

H01BCables50%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to SBC KNOWLEDGE VENTURES LP (1)· patent assignee history

2007–2009Based in Chicago, IL, US· patent location history

2009Patents assigned to AT & T IP I LP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AT & T IP I LP	1	2009
SBC KNOWLEDGE VENTURES LP	1	2007

Locations

Location	Patents	Span
Chicago, Illinois, US	2	2007–2009