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Patent applications and USPTO patent grants for Tominaga; Yoshifumi.The latest application filed is for "method for producing a sulfur concrete substance".
Patent | Date |
---|---|
Method for Producing a Sulfur Concrete Substance App 20120326355 - Kurakake; Minoru ;   et al. | 2012-12-27 |
Apparatus for producing a sulfur concrete substance Grant 8,235,705 - Kurakake , et al. August 7, 2 | 2012-08-07 |
Molding Apparatus for Modified Sulfur Concrete Substance Product App 20110064841 - Kurakake; Minoru ;   et al. | 2011-03-17 |
Producing method of and producing apparatus for modified sulfur concrete substance App 20110012289 - Kurakake; Minoru ;   et al. | 2011-01-20 |
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