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Inventor

Ronald W. Streitmatter

Inventor
Toulon, IL, US

Overview

3→
Patents
1986–2002
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B01Dprimary
B01DSeparation27%
B29CShaping or joining of plastics18%
B29LIndexing scheme associated with subclass b29c, relating to particular articles9%
B31DMaking articles of paper, cardboard or material worked in a manner analogous to paper, not provided for in subclasses b31b or b31c9%
B31FMechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper9%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
6,384,369'Liquid filter construction and methods'20024,692,196'Apparatus and method for wrapping an external tape support about a filter element assembly'19874,626,307'Machine and method for assembling pleated filter material and a hollow core member'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2002Patents assigned to CATERPILLAR INC (3)· patent assignee history
1986–1987Based in Toulon, IL, US· patent location history
2002Patents assigned to DONALDSON CO INC (1)· patent assignee history
2002Based in Champaign, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CATERPILLAR INC31986–2002
DONALDSON CO INC12002
Locations
LocationPatentsSpan
Toulon, Illinois, US21986–1987
Champaign, Illinois, US12002