Inventor
Yu-Neng Kuo
Inventor
Lawrence, KS, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds38%
A61KPreparations for medical, dental or toiletry purposes25%
LOC2325%
B05BSpraying apparatus13%
PatentTitleYear
D0394304'Spray gun'1998D0394305'Spray gun'19985,628,458'Spray tube assembly for oscillating sprinklers'19974,085,214'Stable pro-drug forms of theophylline'19784,002,756'Useful pro-drug forms of theophylline'19774,000,132'Method for synthesizing certain selected pro-drug forms of theophylline'19763,935,196'Useful pro-drug forms of theophylline'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1978Patents assigned to INTERX RESEARCH CORP (4)· patent assignee history
1976–1978Based in Lawrence, KS, US· patent location history
1997Based in Wen Gin Tsuen, Fang Yuan Hsiang, Chang Hua Hsien, TW· patent location history
1998Patents assigned to LE YUAN IND CO LTD (2)· patent assignee history
1998Based in Chang Hua Hsien, TW· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INTERX RESEARCH CORP | 4 | 1976–1978 |
| LE YUAN IND CO LTD | 2 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lawrence, KS, US | 4 | 1976–1978 |
| Chang Hua Hsien, TW | 2 | 1998 |
| Wen Gin Tsuen, Fang Yuan Hsiang, Chang Hua Hsien, TW | 1 | 1997 |