Kojima; Sadatoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kojima; Sadatoshi.The latest application filed is for "separation device for unburned carbon in fly ash and separation method".
- Kojima; Sadatoshi - Tokyo JP
| Patent | Date |
|---|---|
| Separation device for unburned carbon in fly ash and separation method Grant 6,708,909 - Toda , et al. March 23, 2 | 2004-03-23 |
| Separation device for unburned carbon in fly ash and separation method App 20020014157 - Toda, Yasuhiro ; et al. | 2002-02-07 |
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