Membership
Tour
Register
Log in
Michael Hirschberger
Follow
Person
Sylvania, OH, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Extrusion head with adjustable view stripe positioning
Patent number
5,221,540
Issue date
Jun 22, 1993
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Intermittent multi-layer multi-parison extrusion head
Patent number
5,204,120
Issue date
Apr 20, 1993
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Die head for plastic with barrier forming material
Patent number
5,114,333
Issue date
May 19, 1992
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multiple parison extrusion device for producing laminar articles
Patent number
5,055,022
Issue date
Oct 8, 1991
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Improved multiple layer die head with adjustable gaps
Patent number
5,046,938
Issue date
Sep 10, 1991
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Dual parison extrusion head for multi-layer blow molding
Patent number
4,940,403
Issue date
Jul 10, 1990
Hoover Universal, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for forming a parison with a view stripe
Patent number
4,890,994
Issue date
Jan 2, 1990
Hoover University, Inc.
Thomas A. Shapler
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Low density polyethylene and linear low density polyethylene blende...
Patent number
4,740,415
Issue date
Apr 26, 1988
Owens-Illinois Plastic Products, Inc.
Michael Hirschberger
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Process for extruding high molecular weight, high density linear et...
Patent number
4,622,199
Issue date
Nov 11, 1986
Owens-Illinois, Inc.
Michael Hirschberger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL