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Inventor

Douglas H. Angel

Inventor
Concord, NC, US

Overview

3→
Patents
2001–2003
Patent span
Textiles
Primary field (CPC D)

Patents· 3 as inventor

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

D21Gprimary
D21GCalenders25%
B29CShaping or joining of plastics17%
B29LIndexing scheme associated with subclass b29c, relating to particular articles17%
D21FPaper-making machines17%
Y10TTechnical subjects covered by former us classification17%
F16CShafts8%
PatentTitleYear
6,623,601'Roll for paper-making machine'20036,339,883'Method of making a roll for paper-making machine'20026,299,733'Roll with composite material roll shell and head in a paper-making machine'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to VOITH SULZER PAPER TECHNOLOGY (3)· patent assignee history
2001–2003Based in Concord, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VOITH SULZER PAPER TECHNOLOGY32001–2003
Locations
LocationPatentsSpan
Concord, NC, US32001–2003