Items Invented by Walter Stead
- Grid Chess. Always move to a different 2 by 2 square part of the board. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Walter Stead.
- Grid Chess. Always move to a different 4 by 4 square part of the board. Author: Ed Friedlander. Inventor: Walter Stead.
- Grid Chess . Always move to a different 4 by 4 square part of the board. Author: Robert Price. Inventor: Walter Stead.