John A. Persson — 15 Patents at Lectromelt

John A. Persson has been granted 15 US patents while listed as an inventor at Lectromelt. The first was granted in 1981 and the most recent in November 2014. John A. Persson ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list John A. Persson in Gibsonia, PA, US.

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Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8893714	Expansion joints for panels in solar boilers	Russell Ricci, Andrew Plotkin, Kevin Toupin	2014-11-25
8096268	Municipal solid waste fuel steam generator with waterwall furnace platens	Arthur W. Cole, Robert Faia, Thomas P. Kelly, Frank J. Zone, JR.	2012-01-17
4620308	Arc furnace electrode control	Ross E. Andrews, Michael A. Maola	1986-10-28	$207,000
4575856	Iron free self baking electrode	—	1986-03-11	$323,000
4527817	Quick coupling device	—	1985-07-09
4490825	Water-cooled electrode	—	1984-12-25
4490169	Method for reducing ore	—	1984-12-25
4447906	Arc furnace for producing aluminum	—	1984-05-08	$573,000
4385930	Method of producing aluminum	—	1983-05-31	$2,094,000
4375297	Quick coupling device	—	1983-03-01
4353738	Lead smelting method	—	1982-10-12	$495,000
4326093	Electrode contact assembly	—	1982-04-20	$422,000
4307872	Apparatus for reducing ore	—	1981-12-29	$387,000
4289537	Method of producing cement	Howard Davis	1981-09-15	$478,000
4249952	Method for producing cement clinker from cement kiln waste dust	Howard Davis	1981-02-10	$619,000

John A. Persson — 15 Patents

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