Robert Alden Metcalfe

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Newburyport, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Heating elements formed from a sheet of a material and inputs and m...
- Patent number 11,785,990
- Issue date Oct 17, 2023
- RAI Strategic Holdings, Inc.
- John DePiano
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heating elements formed from a sheet of a material and inputs and m...
- Patent number 10,595,561
- Issue date Mar 24, 2020
- RAI Strategic Holdings, Inc.
- John DePiano
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Heating elements formed from a sheet of a material and inputs and m...
- Patent number 9,491,974
- Issue date Nov 15, 2016
- RAI Strategic Holdings, Inc.
- John DePiano
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES

Patents Applicationslast 30 patents

Information Patent Application
HEATING ELEMENTS FORMED FROM A SHEET OF A MATERIAL AND INPUTS AND M...
- Publication number 20230413905
- Publication date Dec 28, 2023
- RAI STRATEGIC HOLDINGS, INC.
- John DePiano
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
HEATING ELEMENTS FORMED FROM A SHEET OF A MATERIAL AND INPUTS AND M...
- Publication number 20180303164
- Publication date Oct 25, 2018
- RAI STRATEGIC HOLDINGS, INC.
- John DePiano
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HEATING ELEMENTS FORMED FROM A SHEET OF A MATERIAL AND INPUTS AND M...
- Publication number 20160345633
- Publication date Dec 1, 2016
- RAI STRATEGIC HOLDINGS, INC.
- John DePiano
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
HEATING ELEMENTS FORMED FROM A SHEET OF A MATERIAL AND INPUTS AND M...
- Publication number 20140270729
- Publication date Sep 18, 2014
- R.J. Reynolds Tobacco Company
- John DePiano
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES