Calvin C. Yee

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Interactive online tutorial system for software products
- Patent number 5,535,422
- Issue date Jul 9, 1996
- International Business Machines Corporation
- Alice Chiang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interactive online tutorial system with monitoring function for sof...
- Patent number 5,493,658
- Issue date Feb 20, 1996
- International Business Machines Corporation
- Alice Chiang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Interactive online tutorial system with user assistance function fo...
- Patent number 5,442,759
- Issue date Aug 15, 1995
- International Business Machines Corporation
- Alice Chiang
- G06 - COMPUTING CALCULATING COUNTING