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Patent applications and USPTO patent grants for Ulubay, Hasan.The latest application filed is for "pigments used to produce paper".
Patent | Date |
---|---|
Pigments used to produce paper App 20030037895 - Lunkenheimer, Rudolf ;   et al. | 2003-02-27 |
Amphoteric and anionic polymer dispersions, process for their preparation and use thereof Grant 5,925,722 - Exner , et al. July 20, 1 | 1999-07-20 |
Paper sizing agents containing cationic dispersants Grant 5,116,924 - Bung , et al. May 26, 1 | 1992-05-26 |
Process for the de-inking of printed waste paper Grant 4,586,982 - Poppel , et al. May 6, 1 | 1986-05-06 |
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