Nagaoka; Yonejiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nagaoka; Yonejiro.The latest application filed is for "method for recovering etchant from etching waste liquid containing iron chloride".
- Nagaoka; Yonejiro - Kitakyushu JP
| Patent | Date |
|---|---|
| Method for recovering etchant from etching waste liquid containing iron chloride Grant 5,954,854 - Inoshita , et al. September 21, 1 | 1999-09-21 |
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