Trinh Cam Khon

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic copy holder for one-handed operation
- Patent number 6,145,799
- Issue date Nov 14, 2000
- Trinh Cam Khon
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Electronic bookmark for copy holder
- Patent number 5,819,451
- Issue date Oct 13, 1998
- Trinh Cam Khon
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER