Henry K. Chen

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La Puente, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Remotely controlled audio and video recording system
- Patent number 9,601,159
- Issue date Mar 21, 2017
- Jorge L. Estrada
- G11 - INFORMATION STORAGE
Information Patent Grant
Exam notification timer device
- Patent number 9,128,828
- Issue date Sep 8, 2015
- Gauss Spire LLC
- Jorge L. Estrada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Silent alarm and exam notification timer device
- Patent number 8,699,306
- Issue date Apr 15, 2014
- Gauss Spire LLC
- Jorge L. Estrada
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
Remotely Controlled Audio and Video Recording System
- Publication number 20160232944
- Publication date Aug 11, 2016
- Jorge L. Estrada
- G11 - INFORMATION STORAGE
Information Patent Application
Temperature and Humidity Alerting System
- Publication number 20150356852
- Publication date Dec 10, 2015
- Jorge Estrada
- G08 - SIGNALLING
Information Patent Application
EXAM NOTIFICATION TIMER DEVICE
- Publication number 20130297663
- Publication date Nov 7, 2013
- Jorge L. Estrada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SILENT ALARM AND EXAM NOTIFICATION TIMER DEVICE
- Publication number 20130170329
- Publication date Jul 4, 2013
- Jorge L. Estrada
- G04 - HOROLOGY