Inventor
William A. Dyes
Inventor
Haverhill, MA, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings40%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein40%
G02BOptical elements, systems or apparatus20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988Patents assigned to POLAROID CORP (2)· patent assignee history
1988Based in Groveland, MA, US· patent location history
1991–1995Patents assigned to DRAPER LAB CHARLES S (2)· patent assignee history
1991–1995Based in Haverhill, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DRAPER LAB CHARLES S | 2 | 1991–1995 |
| POLAROID CORP | 2 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Haverhill, Massachusetts, US | 2 | 1991–1995 |
| Groveland, Massachusetts, US | 2 | 1988 |