Inventor

GREBLER ROBERT

US3 patents

Patents

3 patents

US6702291B2Mar 9, 2004

Stacking block game

POKONOBE ASSOCIATES100 citations93

US6679496B2Jan 20, 2004

Activity-directed stacking piece game

POKONOBE ASSOCIATES20 citations85

US7059606B2Jun 13, 2006

Game playing methods and game piece stack formations for playing same

POKONOBE ASSOCIATES17 citations77