Hiroshi M. Ikenaga

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Mexico City, MX

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Patents Grantslast 30 patents

Information Patent Grant
Three-dimensional manipulative puzzle
- Patent number 6,592,122
- Issue date Jul 15, 2003
- Hiroshi M. Ikenaga
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
THREE-DIMENSIONAL MANIPULATIVE PUZZLE
- Publication number 20030067113
- Publication date Apr 10, 2003
- Hiroshi M. Ikenaga
- A63 - SPORTS GAMES AMUSEMENTS