Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11081359 | Methods for polishing semiconductor substrates that adjust for pad-to-pad variance | Alex Chu, H. J. Chiu, Sumeet S. Bhagavat, Taehyeong Kim, Norimasa Katakura +1 more | 2021-08-03 |
| 9566687 | Center flex single side polishing head having recess and cap | Peter Albrecht, Sumeet S. Bhagavat, Alex Chu, Yunbiao Xin, Roland R. Vandamme | 2017-02-14 |
| 9005529 | Ion generating apparatus and air purifying apparatus | Tsutomu Tsuda, Hiromu Nishida | 2015-04-14 |
| 8440541 | Methods for reducing the width of the unbonded region in SOI structures | John A. Pitney, Lu Fei | 2013-05-14 |
| 8330245 | Semiconductor wafers with reduced roll-off and bonded and unbonded SOI structures produced from same | John A. Pitney, Lu Fei | 2012-12-11 |
| 6637301 | Production method of thin plate and thin plate support for chucking employed in the method | — | 2003-10-28 |
| 6379226 | Method for storing carrier for polishing wafer | Masaaki Ikeda | 2002-04-30 |
| 6227944 | Method for processing a semiconductor wafer | Yun-Biao Xin, Henry F. Erk, Ralph V. Vogelgesang, Stephen Hensiek | 2001-05-08 |
| 5839334 | Ornamental article and method of producing the same | — | 1998-11-24 |
| 5441215 | Slitted winding wheel for optical fiber | Katsuya Nagayama, Toshifumi Hosoya, Yasuo Matsuda | 1995-08-15 |
| 5348564 | Method for manufacturing a hermetically coated optical fiber | Haruhiko Aikawa, Katsuya Nagayama, Yoichi Ishiguro, Yutaka Katsuyama, Nobuyuki Yoshizawa | 1994-09-20 |
| 5322228 | Method for screening optical fiber and apparatus for carrying out method | Katsuya Nagayama, Toshifumi Hosoya, Yutaka Wada, Yasuo Matsuda, Yuji Kobayashi | 1994-06-21 |
| 5320658 | Process of drawing optical fiber | Yuichi Ohga, Shinji Ishikawa, Hiroo Kanamori, Horoshi Yokota | 1994-06-14 |
| 5281247 | Method for producing hermetic coated optical fiber | Haruhiko Aikawa, Yoichi Ishiguro, Katsuya Nagayama, Yutaka Katsuyama, Nobuyuki Yoshizawa | 1994-01-25 |
| 5194080 | Apparatus for producing hermetic coated optical fiber | Haruhiko Aikawa, Yoichi Ishiguro, Katsuya Nagayama, Yutaka Katsuyama, Nobuyuki Yoshizawa | 1993-03-16 |
| 5073179 | Method for controlling fiber diameter during optical fiber drawing process | Yasuo Matsuda, Yoshiki Chigusa | 1991-12-17 |
| 5017209 | High temperature furnace with thermal insulation | — | 1991-05-21 |