Inventor
Douglas J. Youngblood
Inventor
Lockport, IL, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Gprimary
C10GCracking hydrocarbon oils33%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
C01BNon-metallic elements17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to TEXACO INC (2)· patent assignee history
1976Based in Groves, TX, US· patent location history
1981Based in Lockport, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 2 | 1976–1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lockport, Illinois, US | 1 | 1981 |
| Groves, Texas, US | 1 | 1976 |