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Robert Leroy Middleton JR.
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Middleville, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Mixer assembly for exhaust systems and method of forming the same
Patent number
10,113,468
Issue date
Oct 30, 2018
Middleville Tool & Die Co.
Robert Leroy Middleton
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Passive exhaust valve with floating spring stop
Patent number
9,605,581
Issue date
Mar 28, 2017
Middleville Tool & Die Co.
Robert Leroy Middleton
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Process for making an interlocking flanged bushing and products mad...
Patent number
9,494,194
Issue date
Nov 15, 2016
Middleville Tool & Die Company
Robert L. Middleton
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Passive exhaust valve assembly and forming method
Patent number
9,464,559
Issue date
Oct 11, 2016
Middleville Tool & Die Co.
Robert Leroy Middleton
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Process for making a stamped tubular form with integral bracket and...
Patent number
9,186,714
Issue date
Nov 17, 2015
Middleville Tool & Die Company
Robert L. Middleton
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for making an interlocking flanged bushing and products mad...
Patent number
9,050,639
Issue date
Jun 9, 2015
Middleville Tool & Die Co.
Robert L. Middleton
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for making threaded tube
Patent number
8,356,396
Issue date
Jan 22, 2013
Middleville Tool & Die Company
Douglas M. Johnson
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
STAMPING AND WELDING METHOD AND APPARATUS FOR FORMING A HOLLOW OR T...
Publication number
20190262883
Publication date
Aug 29, 2019
Middleville Tool & Die Co.
Robert L. Middleton
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
PASSIVE EXHAUST VALVE ASSEMBLY WITH OVERLAPPING SLIP JOINT AND METH...
Publication number
20170204756
Publication date
Jul 20, 2017
Middleville Tool & Die Co.
Robert Leroy Middleton
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
MIXER ASSEMBLY FOR EXHAUST SYSTEMS AND METHOD OF FORMING THE SAME
Publication number
20170016373
Publication date
Jan 19, 2017
Middleville Tool & Die Co.
Robert Leroy Middleton
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PASSIVE EXHAUST VALVE ASSEMBLY AND FORMING METHOD
Publication number
20160222863
Publication date
Aug 4, 2016
Middleville Tool & Die Co.
Robert Leroy Middleton
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
STAMPED TUBULAR MEMBER AND METHOD AND APPARATUS FOR MAKING SAME
Publication number
20070000973
Publication date
Jan 4, 2007
MIDDLEVILLE TOOL & DIE CO., INC.
Douglas M. Johnson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...