Dan Hershkovitz

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Ramat Gan, IL

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Patents Grantslast 30 patents

Information Patent Grant
System and method for motivating and reinforcing learning using a r...
- Patent number 6,109,925
- Issue date Aug 29, 2000
- Tiger Electronics, Ltd.
- Gil Druckman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Sculpture puzzle
- Patent number 5,806,853
- Issue date Sep 15, 1998
- Gil Druckman
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Sculpture puzzle
- Patent number 5,683,086
- Issue date Nov 4, 1997
- Gil Druckman
- A63 - SPORTS GAMES AMUSEMENTS