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Inventor

David B. Hopkins

Inventor
Exeter, NH, US

Overview

8→
Patents
1986–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F41Cprimary
F41CSmallarms, e.g. pistols, rifles40%
F41GWeapon sights20%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for10%
B62DMotor vehicles10%
F41AFunctional features or details common to both smallarms and ordnance, e.g. cannons10%
LOC2210%
PatentTitleYear
10,591,247Handguard attachment assembly for a firarm202010,401,105Multi-caliber magazine for a firearm and a method of forming the same201910,215,526Stock20199,746,281'Latch and release mechanism for adjustable firearm stock'2017D0773593'Adjustable folding stock for a submachine gun'20169,360,272'Adjustable buttstock clamp'20168,196,333'Rail mountable diopter rear sight'20124,565,402'Truck bed support frame unit'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to HOPKINS DAVID B (1)· patent assignee history
1986Based in Frankfort, IN, US· patent location history
2012–2020Patents assigned to SIG SAUER INC (7)· patent assignee history
2012Patents assigned to HOPKINS DAVID BRIAN (1)· patent assignee history
2012Patents assigned to WILSON JOHN (1)· patent assignee history
2012Based in Durham, NH, US· patent location history
2016–2020Based in Exeter, NH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIG SAUER INC72012–2020
HOPKINS DAVID Bself11986
HOPKINS DAVID BRIANself12012
WILSON JOHN12012
Locations
LocationPatentsSpan
Exeter, NH, US62016–2020
Durham, NH, US12012
Frankfort, IN, US11986