Membership
Tour
Register
Log in
David Warren Porter
Follow
Person
Tulsa, OK, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Top-loading straddle-mounted pipe fusion machine
Patent number
10,369,751
Issue date
Aug 6, 2019
McElroy Manufacturing, Inc.
Jason A. Lawrence
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rack type pipe feeder for a pipe fusion machine
Patent number
9,393,739
Issue date
Jul 19, 2016
McElroy Manufacturing , Inc.
James R. Perrault
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Tapered wattage radial heater
Patent number
9,296,154
Issue date
Mar 29, 2016
McElroy Manufacturing, Inc.
David W. Porter
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Top-loading straddle-mounted pipe fusion machine
Patent number
9,242,410
Issue date
Jan 26, 2016
McElroy Manufacturing, Inc.
Jason A. Lawrence
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rack type pipe feeder for a pipe fusion machine
Patent number
8,690,517
Issue date
Apr 8, 2014
McElroy Manufacturing, Inc.
James R. Perrault
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Self-contained and self-propelled machine for heat fusing polyolefi...
Patent number
6,212,747
Issue date
Apr 10, 2001
McElroy Manufacturing, Inc.
David W. Porter
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Self-contained and self-propelled machine for heat fusing polyolefi...
Patent number
6,212,748
Issue date
Apr 10, 2001
McElroy Manufacturing, Inc.
David W. Porter
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Self-contained and self-propelled machine and method for heat fusin...
Patent number
6,021,832
Issue date
Feb 8, 2000
McElroy Manufacturing Inc.
Arthur H. McElroy
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Self-contained and self-propelled machine for heat fusing polyolefi...
Patent number
5,814,182
Issue date
Sep 29, 1998
McElroy Manufacturing, Inc.
Arthur H. McElroy
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Variable hydraulic machine
Patent number
5,440,878
Issue date
Aug 15, 1995
Gleasman; Vernon E.
Vernon E. Gleasman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
Top-Loading Straddle-Mounted Pipe Fusion Machine
Publication number
20190351625
Publication date
Nov 21, 2019
McElroy Manufacturing, Inc.
Jason A. Lawrence
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Top-Loading Straddle-Mounted Pipe Fusion Machine
Publication number
20160136881
Publication date
May 19, 2016
McElroy Manufacturing, Inc.
Jason A. Lawrence
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Electro-Mechanical Pipe Fusion Machine
Publication number
20150074966
Publication date
Mar 19, 2015
McElroy Manufacturing, Inc.
David W. Porter
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Top-Loading Straddle-Mounted Pipe Fusion Machine
Publication number
20150075722
Publication date
Mar 19, 2015
McElroy Manufacturing, Inc.
Jason A. Lawrence
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RACK TYPE PIPE FEEDER FOR A PIPE FUSION MACHINE
Publication number
20140219770
Publication date
Aug 7, 2014
McElroy Manufacturing, Inc.
James R. Perrault
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL