Inventor

James C. Withers

Inventor

Tucson, AZ, US

Overview

37→

Patents

1982–2016

Patent span

Chemistry

Primary field (CPC C)

Patents· 37 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C25Cprimary

C25CProcesses for the electrolytic production, recovery or refining of metals12%

C22CAlloys8%

Y02PClimate change mitigation technologies in the production or processing of goods8%

C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals7%

C22BProduction and refining of metals7%

Y10TTechnical subjects covered by former us classification7%

B22FWorking metallic powder6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

B82YSpecific uses or applications of nanostructures5%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%

PatentTitleYear

9,249,520'Thermal and electrochemical process for metal production'2016 9,150,943'Metallothermic reduction of in-situ generated titanium chloride'2015 8,911,529'Low cost processing to produce spherical titanium and titanium alloy powder'2014 8,673,453'High thermal conductivity metal matrix composites'2014 8,573,128'Multi component reactive metal penetrators, and their method of manufacture'2013 8,394,168'Low cost process for the manufacture of near net shape titanium bodies'2013 8,203,095'Method of using a thermal plasma to produce a functionally graded composite surface layer on metals'2012 8,066,937'Method for making high thermal conductivity metal matrix composite'2011 7,988,758'High thermal conductivity metal matrix composites'2011 7,985,326'Thermal and electrochemical process for metal production'2011 7,955,706'Composite armor tile based on a continuously graded ceramic-metal composition and manufacture thereof'2011 7,914,600'Continuous production of titanium by the metallothermic reduction of TiCl4'2011 7,910,219'Composite armor tile based on a continuously graded ceramic-metal composition and manufacture thereof'2011 7,794,580'Thermal and electrochemical process for metal production'2010 7,721,478'Gun barrel and method of forming'2010 7,641,709'High thermal conductivity metal matrix composites'2010 7,410,562'Thermal and electrochemical process for metal production'2008 7,279,023'High thermal conductivity metal matrix composites'2007 6,882,094'Diamond/diamond-like carbon coated nanotube structures for efficient electron field emission'2005 6,723,279'Golf club and other structures, and novel methods for making such structures'2004 6,695,974'Nano carbon materials for enhancing thermal transfer in fluids'2004 6,051,167'Process of making carbon-carbon composites'2000 5,876,684'Methods and apparati for producing fullerenes'1999 5,470,680'Electrochemical fullerene system'1995 4,957,722'Production of partially calcined carbonaceous reductant using steam'1990 4,670,110'Process for the electrolytic deposition of aluminum using a composite anode'1987 4,634,581'Production of high purity alumina'1987 4,559,215'Production of anhydrous aluminum chloride from hydrated alumina'1985 4,529,717'Partially calcined carbonaceous material as a reductant'1985 4,465,659'Aluminum production via the chlorination of partially calcined aluminum chloride hexahydrate'1984 4,465,566'Method of producing anhydrous aluminum chloride from acid leach-derived ACH and the production of aluminum therefrom'1984 4,459,274'Chlorination using partially calcined carbonaceous material as a reductant'1984 4,434,149'Acid melt treatment to activate carbon for use as reductant'1984 4,431,503'Energy reduction in the manufacture of pre-baked carbon containing electrodes for electrolytic production of metals such as aluminum'1984 4,409,083'Cell with composite anode for electrolytic production of magnesium'1983 4,342,637'Composite anode for the electrolytic deposition of aluminum'1982 4,338,177'Electrolytic cell for the production of aluminum'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1987Based in Strongsville, OH, US· patent location history

1983–2016Based in Tucson, AZ, US· patent location history

1984–1987Patents assigned to ATLANTIC RICHFIELD CO (7)· patent assignee history

1995–2011Patents assigned to MAT & ELECTROCHEM RES CORP (8)· patent assignee history

2011–2016Patents assigned to MATERIALS & ELECTROCHEMICAL RES CORP (9)· patent assignee history

2011–2016Patents assigned to WITHERS JAMES C (8)· patent assignee history

2011–2016Patents assigned to LOUTFY RAOUF O (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATERIALS & ELECTROCHEMICAL RES CORP	9	2011–2016
MAT & ELECTROCHEM RES CORP	8	1995–2011
WITHERS JAMES Cself	8	2011–2016
ATLANTIC RICHFIELD CO	7	1984–1987
LOUTFY RAOUF O	6	2011–2016

Locations

Location	Patents	Span
Tucson, AZ, US	34	1983–2016
Strongsville, OH, US	3	1982–1987