Xinyu Zang

Person

Palo Alto, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for active RFID network
- Patent number 7,982,585
- Issue date Jul 19, 2011
- Li-Cheng Richard Zai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system of using active RFID tags to provide a reliable a...
- Patent number 7,176,797
- Issue date Feb 13, 2007
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method And Apparatus For Establishing Time-Based Loyalty Relationship
- Publication number 20090281888
- Publication date Nov 12, 2009
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for electronic-sign system
- Publication number 20090153348
- Publication date Jun 18, 2009
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Location based electronic sign system
- Publication number 20080284566
- Publication date Nov 20, 2008
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for active RFID network
- Publication number 20080204193
- Publication date Aug 28, 2008
- Li-Cheng Richard Zai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system of using active RFID tags to provide a reliable a...
- Publication number 20050093679
- Publication date May 5, 2005
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system of using a RFID reader network to provide a large...
- Publication number 20050088284
- Publication date Apr 28, 2005
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for a secure RFID system
- Publication number 20050061875
- Publication date Mar 24, 2005
- Li-Cheng Richard Zai
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Method and apparatus for active RFID network

Method and system of using active RFID tags to provide a reliable a...

Patents Applicationslast 30 patents

Method And Apparatus For Establishing Time-Based Loyalty Relationship

Method and apparatus for electronic-sign system

Location based electronic sign system

Method and apparatus for active RFID network

Method and system of using active RFID tags to provide a reliable a...

Method and system of using a RFID reader network to provide a large...

Method and apparatus for a secure RFID system