| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 2 | |
| #2 | South Africa | 2 | |
| #3 | Austria | 1 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Germany | 1 | |
| #9 | France | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Israel | 1 | |
| #12 | Italy | 1 | |
| #13 | African Intellectual Property Organization | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Manufacturing processes | |
| #2 | Producing decorative effects | |
| #3 | Special designs | |
| #4 | Personal adornments | |
| #5 | Optical systems | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ludwig Jerome H | 4 |
| #2 | Phillips Michael R | 4 |
| #3 | Phillips M | 4 |
| #4 | Ludwig J | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US3864939A | Doublet having fiber optical element for chatoyant or asterismal display | |
| US3742731A | Gem having light piping fibres with cores of high refractve index and clad layers of lower refractive index |