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Patent applications and USPTO patent grants for Ogura; Junji.The latest application filed is for "method for producing high-purity tungsten powder".
Patent | Date |
---|---|
Suspension coil spring Grant 9,783,017 - Ogura , et al. October 10, 2 | 2017-10-10 |
Method for producing high-purity tungsten powder Grant 8,764,877 - Sato , et al. July 1, 2 | 2014-07-01 |
Method for Producing High-Purity Tungsten Powder App 20120180600 - Sato; Jin ;   et al. | 2012-07-19 |
Method of producing a suspension coil spring Grant 7,841,088 - Ogura , et al. November 30, 2 | 2010-11-30 |
Suspension Coil Spring App 20090172946 - Ogura; Junji ;   et al. | 2009-07-09 |
Suspension coil spring App 20040169322 - Ogura, Junji ;   et al. | 2004-09-02 |
Spring sheet Grant 6,726,191 - Miyagawa , et al. April 27, 2 | 2004-04-27 |
Spring sheet App 20030111782 - Miyagawa, Koichi ;   et al. | 2003-06-19 |
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