Inventor
Steve A. Gewartowski
Inventor
Mount Prospect, IL, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds38%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
C10GCracking hydrocarbon oils17%
B01DSeparation13%
Y02PClimate change mitigation technologies in the production or processing of goods13%
PatentTitleYear
4,410,754'Butylene isomerization process'19834,381,418'Catalytic dehydrogenation process'19834,343,958'Hydrocarbon isomerization process'19824,190,520'Hydrocarbon conversion process'19804,129,606'Temperature control of integrated fractionation column and reaction zone'19784,108,914'Aromatic hydrocarbon alkylation process'19784,082,654'Fractionation to remove a high-boiling material and a dissolved substance'19784,053,367'Temperature control of integrated fractionation and claytreating of hydrocarbons'19774,039,599'Xylene isomerization process'19774,024,026'Temperature control of integrated fractionation and claytreating of hydrocarbons'19774,008,150'Fractionation to remove a high-boiling material and a dissolved substance'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1983Patents assigned to UOP INC (10)· patent assignee history
1977Patents assigned to UNIVERSAL OIL PROD CO (1)· patent assignee history
1977–1983Based in Mount Prospect, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UOP INC | 10 | 1977–1983 |
| UNIVERSAL OIL PROD CO | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mount Prospect, Illinois, US | 11 | 1977–1983 |