LIU; Zhizhong
Patent Applications and Registrations
Patent applications and USPTO patent grants for LIU; Zhizhong.The latest application filed is for "novel cooling system for optical fiber drawing".
- LIU; Zhizhong - Nantong CN
- Liu; Zhizhong - Shrewsbury MA
- Liu; Zhizhong - Wilbraham MA
- LIU; Zhizhong - Shenzhen CN
Trademarks
| Patent | Date |
|---|---|
| Novel Cooling System For Optical Fiber Drawing App 20180265396 - SUN; Zhicheng ; et al. | 2018-09-20 |
| Bend-resistant Mini Optical Fiber And Manufacturing Method Thereof App 20180217325 - CAO; Shanshan ; et al. | 2018-08-02 |
| Flexible tubing material and method of forming the material Grant 9,670,351 - Siddhamalli , et al. June 6, 2 | 2017-06-06 |
| Process For Production Of Tubular Films For Protection Of Medical Devices App 20170113391 - Lorenzo; Michael ; et al. | 2017-04-27 |
| Multilayer flexible tubing Grant 9,625,061 - Liu , et al. April 18, 2 | 2017-04-18 |
| Method Of Producing A Surface Protection Composite App 20170100923 - Liu; Zhizhong ; et al. | 2017-04-13 |
| Flexible Tubing Material And Method Of Forming The Material App 20150337126 - Siddhamalli; Sridhar K. ; et al. | 2015-11-26 |
| Flexible tubing material and method of forming the material Grant 8,956,706 - Siddhamalli , et al. February 17, 2 | 2015-02-17 |
| Multilayer Flexible Tubing App 20140234561 - Liu; Zhizhong ; et al. | 2014-08-21 |
| Multilayer flexible tubing Grant 8,747,978 - Liu , et al. June 10, 2 | 2014-06-10 |
| Flexible Tubing Material And Method Of Forming The Material App 20110241262 - Siddhamalli; Sridhar K. ; et al. | 2011-10-06 |
| Multilayer Flexible Tubing App 20100108172 - Liu; Zhizhong ; et al. | 2010-05-06 |
| Hybrid Aeration Membrane Bioreactor App 20080003669 - LIAO; Zhiming ; et al. | 2008-01-03 |
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