Ferdinand S. Sy

Follow

Person

San Dimas, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Muzzle brake concussion reducing device for firearms and associated...
- Patent number 9,377,263
- Issue date Jun 28, 2016
- Ferfrans Inc.
- Ferdinand Sy
- F41 - WEAPONS
Information Patent Grant
Firing rate reduction system for an automatic firearm
- Patent number 8,001,881
- Issue date Aug 23, 2011
- Ferdinand S. Sy
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
MUZZLE BRAKE CONCUSSION REDUCING DEVICE FOR FIREARMS AND ASSOCIATED...
- Publication number 20160370141
- Publication date Dec 22, 2016
- Ferfrans Inc
- Ferdinand Sy
- F41 - WEAPONS
Information Patent Application
Firing Rate Reduction System for an Automatic Firearm
- Publication number 20110303081
- Publication date Dec 15, 2011
- Ferdinand S. Sy
- F41 - WEAPONS
Information Patent Application
Firing Rate Reduction System for an Automatic Firearm
- Publication number 20110174148
- Publication date Jul 21, 2011
- Ferdinand S. Sy
- F41 - WEAPONS