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Patent applications and USPTO patent grants for Kawamura; Keigo.The latest application filed is for "portable electronic device".
Patent | Date |
---|---|
Portable electronic device Grant 9,319,498 - Choe , et al. April 19, 2 | 2016-04-19 |
Portable Electronic Device App 20150256657 - Choe; Kangmin ;   et al. | 2015-09-10 |
Heat-resistant composite diamond sintered product and method for production thereof App 20070009374 - Akaishi; Minoru ;   et al. | 2007-01-11 |
Superfine particulate diamond sintered product of high purity and high hardness and method for production thereof App 20060115408 - Akaishi; Minoru ;   et al. | 2006-06-01 |
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