Inventor
David D. Goettsch
Inventor
Shelby Township, MI, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals41%
B22CFoundry moulding35%
C22BProduction and refining of metals6%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,682,695Method for the semi-permanent mold casting process20209,770,754'Device and method for filtering molten metal'20179,597,729'Metal pouring method for the die casting process'20179,403,209'Methods for sand core gas evacuation and related systems and apparatus'20169,205,491'Metal pouring method for the die casting process'20158,522,857'Ladle for molten metal'20138,245,759'Ladle for molten metal'20128,210,234'Combustion chamber wall cooling chamber design for semi-permanent mold cylinder head casting'20127,150,307'Lost foam casting apparatus and method for creating hollow gating'20066,880,618'Making subcutaneous flow-channels in foam patterns'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005Patents assigned to GEN MOTORS CORP (1)· patent assignee history
2005–2020Based in Shelby Township, MI, US· patent location history
2006–2015Patents assigned to GM GLOBAL TECH OPERATIONS INC (5)· patent assignee history
2012–2013Patents assigned to GOETTSCH DAVID D (3)· patent assignee history
2013Patents assigned to TRAUB JASON R (1)· patent assignee history
2016–2020Patents assigned to GM GLOBAL TECH OPERATIONS LLC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GM GLOBAL TECH OPERATIONS INC | 5 | 2006–2015 |
| GM GLOBAL TECH OPERATIONS LLC | 4 | 2016–2020 |
| GOETTSCH DAVID Dself | 3 | 2012–2013 |
| GEN MOTORS CORP | 1 | 2005 |
| TRAUB JASON R | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shelby Township, MI, US | 10 | 2005–2020 |