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Patent applications and USPTO patent grants for Ohtsuna; Hiroshi.The latest application filed is for "single-crystal manufacturing apparatus and method for manufacturing single crystal".
Patent | Date |
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Single-crystal Manufacturing Apparatus And Method For Manufacturing Single Crystal App 20130032083 - Kitagawa; Katsuyuki ;   et al. | 2013-02-07 |
Method for detecting diameter of single crystal, single-crystal manufacturing method by using the same and single-crystal manufacturing apparatus Grant 8,349,074 - Ohtsuna , et al. January 8, 2 | 2013-01-08 |
Method For Detecting Diameter Of Single Crystal, Single-crystal Manufacturing Method By Using The Same And Single-crystal Manufacturing Apparatus App 20110146564 - Ohtsuna; Hiroshi ;   et al. | 2011-06-23 |
Method of automatic control of growing neck portion of a single crystal by the CZ method Grant 5,183,528 - Baba , et al. February 2, 1 | 1993-02-02 |
Method of and device for diameter measurement used in automatically controlled crystal growth Grant 5,138,179 - Baba , et al. August 11, 1 | 1992-08-11 |
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