| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 2 | |
| #2 | France | 2 | |
| #3 | South Africa | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | Italy | 1 | |
| #9 | Japan | 1 | |
| #10 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Optics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stark Lawrence | 4 |
| #2 | Mandell Robert B | 4 |
| #3 | Mandell R | 3 |
| #4 | Stark L | 3 |
| #5 | Marg Elwin | 2 |
| #6 | Shen Mitchel | 2 |
| #7 | Shen M | 2 |
| #8 | Robaato Bii Manderu | 1 |
| #9 | Auslander D | 1 |
| #10 | Marg E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA7302799B | Contact lens formed from alternating block copolymers of bisphenol-a carbonate and dimethyl siloxane | |
| CA983230A | Physiologically compatible plastic contact lenses and a method for their production | |
| US3850892A | Physiologically compatible plastic contact lenses and a method for their production |