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Patent applications and USPTO patent grants for Baek; In Suk.The latest application filed is for "crushing method using large boreholes in underwater rock".
Patent | Date |
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Underwater rock boring apparatus having differential global positioning system receiver and boring method thereof Grant 7,252,159 - Baek , et al. August 7, 2 | 2007-08-07 |
Crushing method using large boreholes in underwater rock Grant 7,032,978 - Baek , et al. April 25, 2 | 2006-04-25 |
Crushing method using large boreholes in underwater rock App 20050194832 - Baek, In Suk ;   et al. | 2005-09-08 |
Boring machine having differential global positioning system receiver for underwater rock and boring method thereof App 20050121230 - Baek, In Suk ;   et al. | 2005-06-09 |
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