Inventor
David M. Lapychak
Inventor
San Antonio, TX, US
Overview
3→
Patents
1986–1990
Patent span
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1990Patents assigned to FRIEDRICH AIR CONDITIONING & REFRIGERATION CO (2)· patent assignee history
1986–1990Based in San Antonio, TX, US· patent location history
1990Patents assigned to FREIDRICH AIR CONDITIONING & REFRIGERATION CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FRIEDRICH AIR CONDITIONING & REFRIGERATION CO | 2 | 1986–1990 |
| FREIDRICH AIR CONDITIONING & REFRIGERATION CO | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Antonio, Texas, US | 3 | 1986–1990 |