Ooka; Yasunobu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ooka; Yasunobu.The latest application filed is for "methods for determining the degree of deposition of contaminants".
- Ooka; Yasunobu - Tokyo N/A JP
| Patent | Date |
|---|---|
| Methods for determining the degree of deposition of contaminants Grant 8,551,292 - Goto , et al. October 8, 2 | 2013-10-08 |
| Papermaking additive and filled paper Grant 8,349,135 - Sakai , et al. January 8, 2 | 2013-01-08 |
| Methods For Determining The Degree Of Deposition Of Contaminants App 20120211190 - Goto; Shisei ; et al. | 2012-08-23 |
| Papermaking internal sizing agent and use thereof Grant 8,241,462 - Sakai , et al. August 14, 2 | 2012-08-14 |
| Papermaking Additive And Filled Paper App 20100084102 - Sakai; Kazunari ; et al. | 2010-04-08 |
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