Edward J. Ching

📍 Honolulu, HI: #378 of 1,208 inventorsTop 35%

🗺 Hawaii: #729 of 2,560 inventorsTop 30%

Overall (All Time): #2,309,150 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5112056	Method of playing a three dimensional pyramidal chess game	—	1992-05-12
5033751	Pyramidal type quad level checkered gameboard and game	—	1991-07-23