Inventor
James R. Fields
Inventor
Export, PA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals39%
C22BProduction and refining of metals22%
C22CAlloys9%
C25DProcesses for the electrolytic or electrophoretic production of coatings9%
Y10TTechnical subjects covered by former us classification9%
C25CProcesses for the electrolytic production, recovery or refining of metals4%
F27BFurnaces, kilns, ovens or retorts in general4%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace4%
PatentTitleYear
8,950,465'Aluminum alloys, aluminum alloy products and methods for making the same'20158,349,462'Aluminum alloys, aluminum alloy products and methods for making the same'20136,503,292'Molten metal treatment furnace with level control and method'20035,697,422'Apparatus and method for cold chamber die-casting of metal parts with reduced porosity'19975,492,166'Shot sleeve having a passageway for fluid flow'19965,435,373'Apparatus and method for lubricating and cleaning out die-casting equipment'19955,370,171'Die-casting process and equipment'19945,246,055'Vacuum die-casting machine with apparatus and method for controlling pressure behind piston'19935,076,344'Die-casting process and equipment'19914,576,690'Separation of volatile impurities from aluminum chloride before electrolysis'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1997Patents assigned to ALUMINUM CO OF AMERICA (7)· patent assignee history
1986Based in Penn Township, Westmoreland County, PA, US· patent location history
1991–2015Based in Export, PA, US· patent location history
1995Based in Soest, DE· patent location history
2003–2015Patents assigned to ALCOA INC (3)· patent assignee history
2013Patents assigned to ABBOTT JANELL LYN (1)· patent assignee history
2013Patents assigned to ASKIN ALBERT L (1)· patent assignee history
2013Patents assigned to FIELDS JAMES R (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALUMINUM CO OF AMERICA | 7 | 1986–1997 |
| ALCOA INC | 3 | 2003–2015 |
| ABBOTT JANELL LYN | 1 | 2013 |
| ASKIN ALBERT L | 1 | 2013 |
| FIELDS JAMES Rself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Export, Pennsylvania, US | 8 | 1991–2015 |
| Soest, DE | 1 | 1995 |
| Penn Township, Westmoreland County, Pennsylvania, US | 1 | 1986 |