Inventor
Jos Wristers
Inventor
Clear Lake Shores, TX, 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 compounds36%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%
C10GCracking hydrocarbon oils18%
C09KMaterials for miscellaneous applications, not provided for elsewhere7%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
6,281,162'Isomerization of olefins'20016,075,175'Isomerization of olefins'20006,063,976'Process to alkylate an aromatic with a dilute stream comprising propylene and ethylene'20005,672,803'Method for making trans non-conjugated diolefins'19975,345,030'Inhibiting popcorn polymer formation with sulfur-containing compounds'19945,196,619'Inhibiting popcorn polymer formation with sulfur-containing compounds'19934,098,833'Regeneration of hydrocarbon conversion catalysts'19784,085,035'Hydrogenation process using noble metal catalysts promoted by liquid fluorine containing acids'19784,036,737'Hydrocracking in strong acid systems with noble metal component'19774,036,738'Hydrocracking in strong acid systems with palladium or iridium'19774,025,459'Noble metal hydrogenation catalysts promoted by fluoride containing acids'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1978Patents assigned to EXXON RESEARCH ENGINEERING CO (5)· patent assignee history
1977Based in Plainfield, NJ, US· patent location history
1978Based in Baton Rouge, LA, US· patent location history
1993Patents assigned to CIKUT JOHN J (1)· patent assignee history
1993Patents assigned to MARTIR ROQUE V (1)· patent assignee history
1993–1997Based in Houston, TX, US· patent location history
1994–2000Patents assigned to EXXON CHEMICAL PATENTS INC (4)· patent assignee history
2000–2001Based in Clear Lake Shores, TX, US· patent location history
2001Patents assigned to EXXON MOBIL CHEM PATENTS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EXXON RESEARCH ENGINEERING CO | 5 | 1977–1978 |
| EXXON CHEMICAL PATENTS INC | 4 | 1994–2000 |
| CIKUT JOHN J | 1 | 1993 |
| EXXON MOBIL CHEM PATENTS INC | 1 | 2001 |
| MARTIR ROQUE V | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Clear Lake Shores, Texas, US | 3 | 2000–2001 |
| Houston, Texas, US | 3 | 1993–1997 |
| Plainfield, New Jersey, US | 3 | 1977 |
| Baton Rouge, LA, US | 2 | 1978 |