Liu; Yaoqi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Yaoqi.The latest application filed is for "method for making pen/pmma multilayer optical films".
- Liu; Yaoqi - Xuzhou CN
- Liu; Yaoqi - Shoreview MN
| Patent | Date |
|---|---|
| Similar simulation experimental device of hydraulic energy-absorbing roadway support Grant 11,326,452 - Cao , et al. May 10, 2 | 2022-05-10 |
| Method For Making Pen/pmma Multilayer Optical Films App 20090218707 - Stover; Carl A. ; et al. | 2009-09-03 |
| Multifunctional Optical Assembly App 20070189038 - Pokorny; Richard J. ; et al. | 2007-08-16 |
| Multifunctional optical assembly Grant 7,218,831 - Pokorny , et al. May 15, 2 | 2007-05-15 |
| Multifunctional Optical Assembly App 20060285816 - Pokorny; Richard J. ; et al. | 2006-12-21 |
| Multilayer optical film with antistatic additive App 20050175827 - Hebrink, Timothy J. ; et al. | 2005-08-11 |
| Method for making PEN/PMMA multilayer optical films App 20050161840 - Stover, Carl A. ; et al. | 2005-07-28 |
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