Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266961 | Silica glass crucible and method for producing monocrystalline silicon using same | Tadahiro Sato, Eriko Kitahara, Takeshi Fujita | 2019-04-23 |
| 10024784 | Vitreous silica crucible and evaluation method of the same | Tadahiro Sato, Ken Kitahara, Eriko Kitahara | 2018-07-17 |
| 9964478 | Destructive inspection method and quality determination method for vitreous silica crucible | Ken Kitahara, Tadahiro Sato, Eriko Kitahara, Takashi Watanabe | 2018-05-08 |
| 9932692 | Vitreous silica crucible | Tadahiro Sato, Ken Kitahara, Eriko Kitahara | 2018-04-03 |
| 9863059 | Method for pulling silicon single crystal | Tadahiro Sato, Ken Kitahara, Eriko Kitahara | 2018-01-09 |
| 9863061 | Vitreous silica crucible and method for manufacturing the same | Tadahiro Sato, Ken Kitahara, Eriko Kitahara | 2018-01-09 |
| 9816917 | Vitreous silica crucible and distortion-measuring apparatus for the same | Tadahiro Sato, Ken Kitahara, Eriko Kitahara | 2017-11-14 |
| 9810526 | Method for measuring three-dimensional shape of silica glass crucible, and method for producing monocrystalline silicon | Tadahiro Sato, Ken Kitahara | 2017-11-07 |
| 9809902 | Method for evaluating silica glass crucible, method for producing silicon single crystals | Tadahiro Sato, Ken Kitahara, Eriko Kitahara, Makiko Kodama | 2017-11-07 |
| 9797063 | Vitreous silica crucible | Hiroshi Kishi, Eriko Suzuki | 2017-10-24 |
| 9758900 | Silica glass crucible | Tadahiro Sato, Ken Kitahara, Takuma Yoshioka, Hiroshi Kishi | 2017-09-12 |
| 9758901 | Vitreous silica crucible for pulling of silicon single crystal and method for manufacturing the same | Ken Kitahara, Akihiro Aiba, Kazushi Ousyuya, Fumie Yoshida, Makiko Hinooka +2 more | 2017-09-12 |
| 9754052 | Device for assisting with setting of manufacturing conditions for silica glass crucible, device for assisting with setting of manufacturing conditions for mold for manufacturing silica glass crucible, device for assisting with condition setting for pulling up monocrystalline silicon using silica glass crucible | Tadahiro Sato, Eriko Kitahara, Shuji Tobita, Koichi Suzuki | 2017-09-05 |
| 9719188 | Method of manufacturing a vitreous silica crucible having a transparent layer, bubble-containing layers, and a semi-transparent layer in its wall | Hiroshi Kishi, Eriko Suzuki | 2017-08-01 |
| 9708730 | Quality-evaluated vitreous silica crucible | Tadahiro Sato, Ken Kitahara, Masami Ohara | 2017-07-18 |
| 9653268 | Inspection method of vitreous silica crucible | Tadahiro Sato, Ken Kitahara, Masami Ohara | 2017-05-16 |
| 9637411 | Vitreous silica crucible and method of manufacturing the same | Taira Sato, Shuichi Ikehata, Manabu Shonai, Takuji Nishi, Takaya Satou +1 more | 2017-05-02 |
| 9637405 | Evaluation method of suitable silica powder in manufacturing vitreous silica crucible for pulling of silicon single crystal | Tadahiro Sato, Ken Kitahara, Makiko Hinooka | 2017-05-02 |
| 9557276 | Inspection method of vitreous silica crucible | Tadahiro Sato, Ken Kitahara, Masami Ohara | 2017-01-31 |
| 9534318 | Vitreous silica crucible and method of manufacturing the same | Taira Sato, Shuichi Ikehata, Manabu Shonai, Takuji Nishi, Takaya Satou +1 more | 2017-01-03 |
| 9527763 | Method of manufacturing composite crucible | Ken Kitahara, Takuma Yoshioka | 2016-12-27 |
| 9469560 | Method of manufacturing vitreous silica crucible, vitreous silica crucible | Takuma Yoshioka, Koichi Suzuki, Shinsuke Yamazaki | 2016-10-18 |
| 9416463 | Vitreous silica crucible | Hiroshi Kishi | 2016-08-16 |
| 9347148 | Vitreous silica crucible with specific ratio of transparent layer and bubble-containing layer thicknesses | Ken Kitahara, Koichi Suzuki, Shinsuke Yamazaki | 2016-05-24 |
| 9328009 | Vitreous silica crucible for pulling silicon single crystal, and method for manufacturing the same | Hiroshi Kishi, Eriko Suzuki | 2016-05-03 |