| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Consumer goods | |
| #3 | Machines | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Goods for writing upon | |
| #2 | Teaching materials | |
| #3 | Toys | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Anderson Richard H | 11 |
| #2 | Anderson Robert R | 11 |
| #3 | Anderson Richard R | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US5324224A | Spherical construction toy and light apparatus | |
| US5148601A | Spherical drawing template | |
| US5212874A | Three-dimensional drawing device | |
| US5038482A | Three-dimensional drawing device |