Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8975170 | Dopant ink compositions for forming doped regions in semiconductor substrates, and methods for fabricating dopant ink compositions | Ligui Zhou, Richard Spear, Roger Leung, Wenya Fan, Helen Xu +1 more | 2015-03-10 |
| 8629294 | Borate esters, boron-comprising dopants, and methods of fabricating boron-comprising dopants | Richard Spear, Edward W. Rutter, Jr., Helen Xu | 2014-01-14 |