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Louis Grace JR.
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North Street, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Open frame sight system
Patent number
10,731,947
Issue date
Aug 4, 2020
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Wearable illuminable devices and related methods
Patent number
10,415,931
Issue date
Sep 17, 2019
Grace Engineering Corp.
Louis Grace
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Range finder devices and related methods
Patent number
10,302,393
Issue date
May 28, 2019
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Illuminated aiming devices and related methods
Patent number
10,094,638
Issue date
Oct 9, 2018
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Torque wrench for archery broadheads and fasteners
Patent number
9,962,819
Issue date
May 8, 2018
Grace Engineering Corp.
Louis Grace
F42 - AMMUNITION BLASTING
Information
Patent Grant
Magnetic drop-away arrow rest
Patent number
9,568,272
Issue date
Feb 14, 2017
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Illuminated aiming devices and related methods
Patent number
9,528,796
Issue date
Dec 27, 2016
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Illuminated aiming devices and related methods
Patent number
9,523,556
Issue date
Dec 20, 2016
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Torque wrench for archery broadheads and fasteners
Patent number
9,259,825
Issue date
Feb 16, 2016
Grace Engineering Corp.
Louis Grace
F42 - AMMUNITION BLASTING
Information
Patent Grant
E-coating method for archery bow components
Patent number
8,784,628
Issue date
Jul 22, 2014
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Cable guard and guides for archery bows
Patent number
8,651,097
Issue date
Feb 18, 2014
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Cable guard and guides for archery bows
Patent number
8,424,511
Issue date
Apr 23, 2013
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Cable guard and guides for archery bows
Patent number
8,371,283
Issue date
Feb 12, 2013
Grace Engineering Corp.
Nathaniel E. Grace
F41 - WEAPONS
Information
Patent Grant
Bowstring suppressor
Patent number
8,365,713
Issue date
Feb 5, 2013
Grace Engineering Corp.
Louis Grace
F41 - WEAPONS
Information
Patent Grant
Archery small game arrowhead
Patent number
7,314,419
Issue date
Jan 1, 2008
G5 Outdoors, L.L.C.
Louis Grace
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Edge sharpener
Patent number
6,817,269
Issue date
Nov 16, 2004
G5 Outdoors, L.L.C.
Louis Grace
B24 - GRINDING POLISHING
Information
Patent Grant
Method of manufacturing an archery broadhead with sintered components
Patent number
6,749,801
Issue date
Jun 15, 2004
G5 Outdoors, L.L.C.
Louis Grace
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Expanding-blade archery broadhead
Patent number
6,595,881
Issue date
Jul 22, 2003
Louis Grace
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Broadhead and method of manufacture
Patent number
6,290,903
Issue date
Sep 18, 2001
Louis Grace
F42 - AMMUNITION BLASTING
Information
Patent Grant
Endless type flexible support belt for a high speed printer
Patent number
4,006,681
Issue date
Feb 8, 1977
Grace Engineering, Inc.
Louis Grace
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Type carrier belt for a printer
Patent number
4,006,680
Issue date
Feb 8, 1977
Louis Grace
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
RANGE FINDER DEVICES AND RELATED METHODS
Publication number
20200240749
Publication date
Jul 30, 2020
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
OPEN FRAME SIGHT SYSTEM
Publication number
20190360777
Publication date
Nov 28, 2019
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
WEARABLE ILLUMINABLE DEVICES AND RELATED METHODS
Publication number
20180180381
Publication date
Jun 28, 2018
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
RANGE FINDER DEVICES AND RELATED METHODS
Publication number
20180172400
Publication date
Jun 21, 2018
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
ILLUMINATED AIMING DEVICES AND RELATED METHODS
Publication number
20170082398
Publication date
Mar 23, 2017
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
MAGNETIC DROP-AWAY ARROW REST
Publication number
20160341512
Publication date
Nov 24, 2016
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
ILLUMINATED AIMING DEVICES AND RELATED METHODS
Publication number
20160178319
Publication date
Jun 23, 2016
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
TORQUE WRENCH FOR ARCHERY BROADHEADS AND FASTENERS
Publication number
20160136793
Publication date
May 19, 2016
GRACE ENGINEERING CORP.
Louis Grace
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ILLUMINATED AIMING DEVICES AND RELATED METHODS
Publication number
20150267998
Publication date
Sep 24, 2015
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
TORQUE WRENCH FOR ARCHERY BROADHEADS AND FASTENERS
Publication number
20140216212
Publication date
Aug 7, 2014
GRACE ENGINEERING CORP.
Louis Grace
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
CABLE GUARD AND GUIDES FOR ARCHERY BOWS
Publication number
20130213375
Publication date
Aug 22, 2013
GRACE ENGINEERING CORP.
Louis Grace
F41 - WEAPONS
Information
Patent Application
FIXED BLADE BROADHEAD AND RELATED METHOD OF MANUFACTURE
Publication number
20070243959
Publication date
Oct 18, 2007
G5 OUTDOORS, L.L.C.
Louis Grace
F42 - AMMUNITION BLASTING
Information
Patent Application
DROP-AWAY ARROW REST
Publication number
20070221186
Publication date
Sep 27, 2007
G5 OUTDOORS, L.L.C.
Louis Grace
F41 - WEAPONS
Information
Patent Application
PEEP SIGHT AND RELATED METHOD OF MANUFACTURE
Publication number
20070119060
Publication date
May 31, 2007
G5 OUTDOORS, L.L.C.
Louis Grace
F41 - WEAPONS
Information
Patent Application
ARCHERY SMALL GAME ARROWHEAD
Publication number
20070026980
Publication date
Feb 1, 2007
G5 OUTDOORS, L.L.C.
Louis Grace
F42 - AMMUNITION BLASTING