Inventor
Jai H. Kyung
Inventor
Dublin, OH, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Cprimary
C01CAmmonia29%
C07CAcyclic or carbocyclic compounds29%
C01GCompounds containing metals not covered by subclasses c01d or c01f14%
C22BProduction and refining of metals14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
PatentTitleYear
4,618,707'Preparation of menthane diisocyanate by addition of isocyanic acid to terpinyl monoisocyanates'19864,372,934'Production of isocyanic acid'19834,372,933'Production of isocyanic acid'19834,353,841'Aromatic isocyanate preparation'19824,205,048'Liquid-liquid extraction of Cu, Co, Ni from ammoniacal solutions with 7-ethyl-undeca-2,4-dione'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to SHEREX CHEM (1)· patent assignee history
1980Based in Columbus, OH, US· patent location history
1982–1986Patents assigned to ASHLAND OIL INC (4)· patent assignee history
1982–1986Based in Dublin, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASHLAND OIL INC | 4 | 1982–1986 |
| SHEREX CHEM | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Dublin, OH, US | 4 | 1982–1986 |
| Columbus, OH, US | 1 | 1980 |