Nihon Hyomen Kagaku Kabushiki Kaisha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nihon Hyomen Kagaku Kabushiki Kaisha.The latest application filed is for "galvanization system and method of galvanizing treatment using thereof".
- Nihon Hyomen Kagaku Kabushiki Kaisha - Tokyo JP
- Nihon Hyomen Kagaku Kabushiki Kaisha -
| Patent | Date |
|---|---|
| Chromium-free solution for treating metal surfaces Grant 8,980,016 - Sato , et al. March 17, 2 | 2015-03-17 |
| Galvanization system and method of galvanizing treatment using thereof App 20110108431 - Shinozaki; Kazuyuki ; et al. | 2011-05-12 |
| Galvanization system and method of galvanizing treatment using thereof App 20110108430 - Shinozaki; Kazuyuki ; et al. | 2011-05-12 |
| Chromium-free solution for treating metal surfaces App 20110041958 - Sato; Takaaki ; et al. | 2011-02-24 |
| Chromium-free solution for treating metal surfaces App 20080254315 - Sato; Takaaki ; et al. | 2008-10-16 |
| Surface treating method and surface treating agent Grant 7,030,183 - Yamamuro , et al. April 18, 2 | 2006-04-18 |
| Treating solution and treating method for forming protective coating films on metals Grant RE38,285 - Susa , et al. October 28, 2 | 2003-10-28 |
| Surface treating method and surface treating agent App 20030100638 - Yamamuro, Masaaki ; et al. | 2003-05-29 |
| Surface treating agent Grant 6,500,886 - Yamamuro , et al. December 31, 2 | 2002-12-31 |
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