Inventor
Perry H. Frahm
Inventor
Tucson, AZ, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F41Gprimary
F41GWeapon sights25%
E05DHinges or suspension devices for doors, windows or wings13%
G01SRadio direction-finding13%
G02BOptical elements, systems or apparatus13%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
H04NPictorial communication, e.g. television13%
Y10TTechnical subjects covered by former us classification13%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2015–2019Patents assigned to RAYTHEON CO (4)· patent assignee history
2015–2019Based in Tucson, AZ, US· patent location history
2015Based in Waltham, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RAYTHEON CO | 4 | 2015–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tucson, AZ, US | 3 | 2015–2019 |
| Waltham, Massachusetts, US | 1 | 2015 |