Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7659489 | Toroidal low-field reactive gas and plasma source having a dielectric vacuum vessel | William M. Holber, Xing Chen, Andrew Cowe, Matthew Besen, Susan C. Trulli +1 more | 2010-02-09 |
| 7501600 | Toroidal low-field reactive gas and plasma source having a dielectric vacuum vessel | William M. Holber, Xing Chen, Andrew Cowe, Matthew Besen, Susan C. Trulli +1 more | 2009-03-10 |
| 7073771 | Porous valve assembly | Ali Shajii, Matthew Besen | 2006-07-11 |
| 6872909 | Toroidal low-field reactive gas and plasma source having a dielectric vacuum vessel | William M. Holber, Xing Chen, Andrew Cowe, Matthew Besen, Susan C. Trulli +1 more | 2005-03-29 |