| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Germany | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | France | 2 | |
| #5 | Japan | 2 | |
| #6 | Belgium | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Spain | 1 | |
| #9 | Ireland | 1 | |
| #10 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Control | |
| #3 | Weapons |
| # | Technology | |
|---|---|---|
| #1 | Games | |
| #2 | Coin-freed | |
| #3 | Targets |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wichinsky Michael | 10 |
| #2 | Laughton Charles | 4 |
| #3 | Chaudhry Jagdish C | 2 |
| #4 | Chaudhry Lorena F | 2 |
| #5 | Gutknecht Leroy | 2 |
| #6 | Gutknecht Leroy H | 1 |
| #7 | Gutknecht Leroy N | 1 |
| #8 | Fernandez Claude A | 1 |
| #9 | Jiyagudeitsushiyu Shii Chiyood | 1 |
| #10 | Rorena Efu Chiyoodorii | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5342049A | Gaming machine with skill feature | |
| GB2112654A | Game apparatus for projection of coins and the like | |
| JPS5526999A | Game device | |
| IT7968564D0 | Coin operated ball game - has closed playing area with ball under control of players | |
| US4380335A | Pinball game apparatus | |
| GB1282670A | Improvements in or relating to scoring devices for games | |
| GB1193947A | Race Game |