Inventor
David R. Fletcher
Inventor
Atlanta, GA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F41Aprimary
F41AFunctional features or details common to both smallarms and ordnance, e.g. cannons23%
F41CSmallarms, e.g. pistols, rifles23%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
E05BLocks9%
H03FAmplifiers9%
B01DSeparation5%
C01BNon-metallic elements5%
G01RMeasuring electric variables5%
H01RElectrically-conductive connections5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
9,673,759'Off-chip distributed drain biasing of high power distributed amplifier monolithic microwave integrated circuit (MMIC) chips'20177,200,965'Securing mechanisms for preventing access to a firearm by unauthorized users, and safety housings for use therewith'20077,095,285'Method and system for biasing power amplifiers with kink anomaly'20066,918,519'Securing mechanisms for preventing access to a firearm by unauthorized users, and safety housing for use therewith'20056,588,635'Safety holster for preventing access to a firearm by unauthorized users'20036,533,149'Safety holster for preventing access to a firearm by unauthorized users'20036,230,946'Safety holster for preventing access to a firearm by unauthorized users'20016,089,894'Test connector'20005,087,428'Air purifying system'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Based in Hudson Heights, CA· patent location history
2000Patents assigned to 3COM TECHNOLOGIES LTD (1)· patent assignee history
2000Based in Harlow, GB· patent location history
2001–2007Based in Atlanta, GA, US· patent location history
2003–2005Patents assigned to SAFETY FIRST DEVICES INC (2)· patent assignee history
2006–2017Patents assigned to RAYTHEON CO (2)· patent assignee history
2006–2017Based in Allen, TX, US· patent location history
2007Patents assigned to CHINN ROBERT C (1)· patent assignee history
2007Patents assigned to FLETCHER DAVID R (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RAYTHEON CO | 2 | 2006–2017 |
| SAFETY FIRST DEVICES INC | 2 | 2003–2005 |
| 3COM TECHNOLOGIES LTD | 1 | 2000 |
| CHINN ROBERT C | 1 | 2007 |
| FLETCHER DAVID Rself | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Atlanta, Georgia, US | 5 | 2001–2007 |
| Allen, Texas, US | 2 | 2006–2017 |
| Harlow, GB | 1 | 2000 |
| Hudson Heights, CA | 1 | 1992 |