Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11701623 | Method of forming a laminated single layer composite membrane | Dongzhu Wu, Kwok-Shun Cheng, Tony Yu, Puth Proeung, Maybelle Woo | 2023-07-18 |
| 8758887 | Multilayer porous membrane and process | Larry Y. Yen | 2014-06-24 |
| 7967882 | Low-profile surface mount filter | Anthony DiPrizio, Nathan Abbott, Christopher Vroman, Eric McNamara | 2011-06-28 |
| 7806949 | Low-profile surface mount filter | Anthony DiPrizio, Nathan Abbott, Christopher Vroman, Eric McNamara | 2010-10-05 |
| 7717405 | Hollow fiber membrane contact apparatus and process | Bipin Parekh, Kwok-Shun Cheng | 2010-05-18 |
| 7575616 | Low-profile surface mount filter | Anthony DiPrizio, Nathan Abbott, Christopher Vroman, Eric McNamara | 2009-08-18 |
| 7442837 | Phenethanolamine derivatives for treatment of respiratory diseases | Keith Biggadike, Diane Mary Coe, Dean David Edney, Stephen Barry Guntrip, Abigail Halton +4 more | 2008-10-28 |
| 7442719 | Methods using phenethanolamine derivatives for treatment of respiratory diseases | Keith Biggadike, Diane Mary Coe, Dean David Edney, Stephen Barry Guntrip, Abigail Halton +4 more | 2008-10-28 |
| 7442836 | Phenethanolamine derivatives for treatment of respiratory diseases | Keith Biggadike, Diane Mary Coe, Dean David Edney, Stephen Barry Guntrip, Abigail Halton +4 more | 2008-10-28 |
| 7347937 | Perfluorinated thermoplastic filter cartridge | Kwok-Shun Cheng, Cha P. Doh, Larry Y. Yen, T. Dean Gates | 2008-03-25 |
| 6977043 | Skinned hollow fiber membrane and method of manufacture | Kwok-Shun Cheng, T. Dean Gates, Larry Y. Yen | 2005-12-20 |
| 6921482 | Skinned hollow fiber membrane and method of manufacture | Kwok-Shun Cheng, T. Dean Gates, Larry Y. Yen | 2005-07-26 |
| 6909005 | One post synthesis of 2-oxazolidinone derivatives | — | 2005-06-21 |
| 6802973 | Microporous hollow fiber membranes from perfluorinated thermoplastic polymers | Kwok-Shun Cheng, T. Dean Gates | 2004-10-12 |
| 6802972 | Microporous hollow fiber membranes from perfluorinated thermoplastic polymers | Kwok-Shun Cheng, T. Dean Gates | 2004-10-12 |
| 6303791 | One pot synthesis of 2-oxazolidinone derivatives | — | 2001-10-16 |
| 6160123 | One pot synthesis of 2-oxazolidinone derivatives | — | 2000-12-12 |
| 6084103 | One pot synthesis of 2-oxazolidinone derivatives | — | 2000-07-04 |
| 5840972 | Process for preparing N.sup.G -monoalkyl-L-arginine and related compounds | Amrik Singh Mahal, Donald Lloyd Winston Burford | 1998-11-24 |