| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 | |
| #2 | Australia | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Control |
| # | Technology | |
|---|---|---|
| #1 | Games | |
| #2 | Coin-freed | |
| #3 | Physical training equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoyt David L | 24 |
| #2 | Flaherty Stephen M | 18 |
| #3 | Keifer James | 3 |
| #4 | Bullock Stephen | 3 |
| #5 | Keifer Kathleen | 3 |
| #6 | Parker Donald | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2019255408A1 | Apparatus, system and methods for playing a word game utilizing golf equipment | |
| US2012071220A1 | System and method for puzzle solving utilizing letter and visual representations | |
| US2008315525A1 | Playing cards and method for playing card games therewith | |
| US2007085268A1 | Code letter system and method | |
| AU4986301A | Playing cards and methods of play therewith | |
| AU2896599A | Playing cards |