Hongyan Li

Follow

Person

Sandy, UT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor forensic light kit
- Patent number 7,283,230
- Issue date Oct 16, 2007
- CAO Group, Inc.
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Grant
Method for detecting forensic evidence
- Patent number 7,267,457
- Issue date Sep 11, 2007
- CAO Group, Inc.
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Grant
Forensic light using semiconductor light source
- Patent number 7,252,678
- Issue date Aug 7, 2007
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Grant
Method for detecting forensic evidence
- Patent number 6,954,270
- Issue date Oct 11, 2005
- Cao Group, Inc.
- Calvin D. Ostler
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method for detecting forensic evidence
- Publication number 20060245176
- Publication date Nov 2, 2006
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Application
Forensic light using semiconductor light source
- Publication number 20050231965
- Publication date Oct 20, 2005
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Application
Semiconductor forensic light kit
- Publication number 20050231966
- Publication date Oct 20, 2005
- Calvin D. Ostler
- F21 - LIGHTING
Information Patent Application
Mining light
- Publication number 20050174753
- Publication date Aug 11, 2005
- Densen Cao
- A42 - HEADWEAR
Information Patent Application
Method for detecting forensic evidence
- Publication number 20040119975
- Publication date Jun 24, 2004
- Cao Group Inc
- Calvin D. Ostler
- G01 - MEASURING TESTING
Information Patent Application
Forensic light using semiconductor light source
- Publication number 20040120151
- Publication date Jun 24, 2004
- Cao Group, Inc.
- Calvin D. Ostler
- G01 - MEASURING TESTING
Information Patent Application
Forensic light kit using semiconductor light source
- Publication number 20040120146
- Publication date Jun 24, 2004
- Cao Group, Inc.
- Calvin D. Ostler
- G01 - MEASURING TESTING