Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11022744 | Multilayer polymeric films and the methods of making thereof | Yuan Zhou, Wei Feng, Chuntao TANG | 2021-06-01 |
| 9720155 | Multilayered articles with low optical retardation | Jian Zhou, Wei Feng, Zhi-Jie Wang, Yuan Zhou | 2017-08-01 |
| 9483965 | Optical sheet for graphic image displays | Jian Zhou, Michael J. Davis, David D. Clinnin | 2016-11-01 |
| 9304232 | Sheet for LED light cover application | Zhe Chen, Yafeng Sun | 2016-04-05 |
| 8262381 | Mastering tools and systems and methods for forming a cell on the mastering tools | Grant Hay, Karkala Arun Kumar, Phil M. Peters | 2012-09-11 |
| 8222562 | Systems for forming a plurality of cells on the mastering tools | Grant Hay, Karkala Arun Kumar, Phil M. Peters | 2012-07-17 |
| 7889427 | Light collimating and diffusing film and system for making the film | Ashwit Dias, Elif Gurel, Grant Hay, John Frederick Graf, Kevin Capaldo +3 more | 2011-02-15 |
| 7807938 | Mastering tools and systems and methods for forming a plurality of cells on the mastering tools | Grant Hay, Karkala Arun Kumar, Phil M. Peters | 2010-10-05 |
| 7280277 | Light collimating and diffusing film and system for making the film | Kevin Capaldo, Ashwit Dias, John Frederick Graf, Emine Elif Gurel, Grant Hay +4 more | 2007-10-09 |
| 7092163 | Light collimating and diffusing film and system for making the film | Kevin Capaldo, Gheorghe Cojocariu, Ashwit Dias, John Frederick Graf, Emine Elif Gurel +6 more | 2006-08-15 |
| 5780726 | Method of determining slope angles of impression walls and depths of impressions on an embossed sheet surface | John G. Speer | 1998-07-14 |
| 5552235 | Embossed cold rolled steel with improved corrosion resistance, paintability, and appearance | John G. Speer, Leo J. Deistler, Eugene H. Schuchert | 1996-09-03 |