Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8367595 | Solid treatment blocks for sanitary appliances | Tak Wai Cheung, Robert Zhong Lu, Dana Moseson | 2013-02-05 |
| 8277715 | Process for manufacturing improved dispensing devices | Nevin Arora, Christopher King, Robert Zhong Lu, Tri Nguyen, Dana Pheiff | 2012-10-02 |
| 8268058 | High-performance labyrinth type air treatment apparatus | Fu-Chi Wu | 2012-09-18 |
| 8051503 | Dispensing device | Lamson Nguyen | 2011-11-08 |
| 7511004 | Lavatory block compositions | Tak Wai Cheung, Edward Fu, Tri Nguyen | 2009-03-31 |
| D583902 | Lavatory device | Tak Wai Cheung, Edward Fu, Lamson Nguyen, Tri Nguyen, Jeanne Marie Weller +1 more | 2008-12-30 |
| D574922 | Lavatory device | Tak Wai Cheung, Edward Fu, Lamson Nguyen, Tri Nguyen, Jeanne Marie Weller +1 more | 2008-08-12 |
| D568960 | Lavatory | Tak Wai Cheung, Edward Fu, Lamson Nguyen, Tri Nguyen, Jeanne Marie Weller | 2008-05-13 |
| D556854 | Lavatory device | Tak Wai Cheung, Edward Fu, Lamson Nguyen, Tri Nguyen, Jeanne Marie Weller | 2007-12-04 |
| D555757 | Lavatory device | Tak Wai Cheung, Edward Fu, Lamson Nguyen, Tri Nguyen, Jeanne Marie Weller +1 more | 2007-11-20 |
| 7256167 | Hard surface cleaner comprising suspended particles and oxidizing agent | Tak Wai Cheung, Edward Fu, Pamela Boone, Benjamin Costa | 2007-08-14 |
| D541902 | Dispenser | Tak Wai Cheung, Edward Fu, Diane Neiman, Lamson Nguyen, Tri Nguyen +1 more | 2007-05-01 |
| 7196046 | Hard surface cleaner comprising a suspension of alginate beads | Tak Wai Cheung, Edward Fu, Pamela Boone, Benjamin Costa | 2007-03-27 |
| 7186676 | Hard surface cleaning compositions comprising alginate materials and xanthan gum | Pamela Boone, Tak Wai Cheung, Benjamin Costa, Edward Fu, Carolyn Sue Martinez | 2007-03-06 |
| 6759936 | Transformers using coil modules and related manufacturing method thereof | Ming Yeh, Anthony Du | 2004-07-06 |