Inventor
William G. Ullrich
Inventor
Annapolis, MD, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC25primary
LOC25100%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000Patents assigned to MASTER HALCO INC (3)· patent assignee history
2000Based in Annapolis, MD, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MASTER HALCO INC | 3 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Annapolis, Maryland, US | 4 | 2000 |