Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981721 | Diamond transistor and method of manufacture thereof | Daniel James Twitchen, Christopher John Howard Wort, Michael Schwitters, Erhard Kohn | 2011-07-19 |
| 7964280 | High colour diamond layer | Stephen David Williams, Daniel James Twitchen, Philip Maurice Martineau, Ian Friel | 2011-06-21 |
| 7910083 | Coloured diamond | Daniel James Twitchen, Philip Maurice Martineau, Barbel Dorn, Michael Cooper | 2011-03-22 |
| 7887628 | Thick single crystal diamond layer method for making it and gemstones produced from the layer | Philip Maurice Martineau, Barbel Dorn, Michael Cooper, John Lloyd Collins, Andrew John Whitehead +2 more | 2011-02-15 |