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Patent applications and USPTO patent grants for Wong; Dorothea C..The latest application filed is for "die casting system and method utilizing sacrificial core".
Patent | Date |
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Die casting system and method utilizing sacrificial core Grant 9,908,175 - Bullied , et al. March 6, 2 | 2018-03-06 |
Die Casting System And Method Utilizing Sacrificial Core App 20140338854 - Bullied; Steven J. ;   et al. | 2014-11-20 |
Die casting system and method utilizing sacrificial core Grant 8,807,198 - Bullied , et al. August 19, 2 | 2014-08-19 |
Die Casting System And Method Utilizing Sacrificial Core App 20120110813 - Bullied; Steven J. ;   et al. | 2012-05-10 |
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