Choi; Kwon Yong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Kwon Yong.The latest application filed is for "polyurethane filter foam".
- Choi; Kwon Yong - Seoul KR
| Patent | Date |
|---|---|
| Composition for manufacturing polyurethane foam and molded article thereof Grant 10,189,966 - Lee , et al. Ja | 2019-01-29 |
| Polyurethane filter foam Grant 10,077,331 - Lim , et al. September 18, 2 | 2018-09-18 |
| Polyurethane Filter Foam App 20180057630 - LIM; Byung Guk ; et al. | 2018-03-01 |
| Composition For Manufacturing Polyurethane Foam And Molded Article Thereof App 20170292003 - Lee; Sung Hyun ; et al. | 2017-10-12 |
| Flame Retardant Slabstock Polyurethane Foam Composition App 20170283542 - CHOI; Kwon Yong ; et al. | 2017-10-05 |
| Flame Retardant Slabstock Polyurethane Foam Composition App 20170247494 - CHOI; Kwon Yong ; et al. | 2017-08-31 |
| Polyurethane Foam With Reduced Formaldehyde And Acrolein Emissions App 20170218157 - LEE; Sung-Hoon ; et al. | 2017-08-03 |
| Functional Polyurethane Foam App 20160159967 - OH; Jeong-Seok ; et al. | 2016-06-09 |
| Flame Retarded Slabstock Polyurethane Foam Composition For Flame Lamination App 20150266993 - CHOI; Kwon Yong ; et al. | 2015-09-24 |
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