KOTOOKA; Toshiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for KOTOOKA; Toshiro.The latest application filed is for "method for regenerating member within silicon single crystal pulling apparatus".
- KOTOOKA; Toshiro - Yamagata JP
- Kotooka; Toshiro - Hiratsuka JP
| Patent | Date |
|---|---|
| Method For Regenerating Member Within Silicon Single Crystal Pulling Apparatus App 20180148857 - KOTOOKA; Toshiro | 2018-05-31 |
| Method and device for manufacturing single crystals Grant 6,036,776 - Kotooka , et al. March 14, 2 | 2000-03-14 |
| Apparatus for fabricating a single-crystal semiconductor Grant 5,853,480 - Kubota , et al. December 29, 1 | 1998-12-29 |
| Semiconductor single-crystal pulling apparatus Grant 5,824,152 - Kubota , et al. October 20, 1 | 1998-10-20 |
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