| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 3 | |
| #2 | Austria | 2 | |
| #3 | Spain | 2 | |
| #4 | Finland | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | Ireland | 2 | |
| #7 | Monaco | 2 | |
| #8 | African Intellectual Property Organization | 2 | |
| #9 | Australia | 1 | |
| #10 | Germany | 1 | |
| #11 | Iceland | 1 | |
| #12 | Italy | 1 | |
| #13 | Netherlands | 1 | |
| #14 | Portugal | 1 | |
| #15 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control |
| # | Technology | |
|---|---|---|
| #1 | Teaching materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stillit Gerald Barry | 4 |
| #2 | Barry Stillit Gerald | 3 |
| #3 | Gerald Barry Stillit | 2 |
| #4 | Boram Frank | 1 |
| #5 | Kail Denis Harold | 1 |
| #6 | Frank Boram | 1 |
| #7 | Denis Harold Kail | 1 |
| Publication | Filing date | Title |
|---|---|---|
| PT66385A | Improvements in learning devices | |
| AU2458671A | Improvements in and relating to teaching apparatus | |
| IE30024L | Teaching apparatus | |
| GB1124794A | Improvements in or relating to apparatus for teaching knowledge | |
| IE28319L | Teaching apparatus | |
| ES303346A1 | Apparatus for teaching knowledge | |
| GB1095936A | Improvements in or relating to apparatus for teaching knowledge |