Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8674481 | Active device on a cleaved silicon substrate | Yutaka Takafuji | 2014-03-18 |
| 8288184 | Production method of semiconductor device and semiconductor device | Michiko Takei, Yutaka Takafuji, Yasumori Fukushima, Kazuhide Tomiyasu | 2012-10-16 |
| 8288645 | Single heterojunction back contact solar cell | Jong-Jan Lee, Paul J. Schuele | 2012-10-16 |
| 8106473 | Germanium film optical device | Jong-Jan Lee, John W. Hartzell, Jer-Shen Maa | 2012-01-31 |
| 8101502 | Semiconductor device and its manufacturing method | Yasumori Fukushima, Yutaka Takafuji, Kazuhide Tomiyasu, Michiko Takei | 2012-01-24 |
| 7927909 | Germanium film optical device fabricated on a glass substrate | Jong-Jan Lee, John W. Hartzell, Jer-Shen Maa | 2011-04-19 |
| 7897443 | Production method of semiconductor device and semiconductor device | Masao Moriguchi, Yutaka Takafuji | 2011-03-01 |
| 7838174 | Method of fabricating grayscale mask using smart cut® wafer bonding process | Wei Gao, Bruce D. Ulrich, Yoshi Ono | 2010-11-23 |
| 7791190 | Substrate with crystal silicon array | James S. Flores, Yutaka Takafuji | 2010-09-07 |
| 7466011 | Cleaved silicon substrate active device | Yutaka Takafuji | 2008-12-16 |
| 7183179 | System and method for hydrogen exfoliation gettering | Yutaka Takafuji | 2007-02-27 |
| 6759277 | Crystalline silicon die array and method for assembling crystalline silicon sheets onto substrates | James S. Flores, Yutaka Takafuji | 2004-07-06 |