Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7404935 | Air treatment apparatus having an electrode cleaning element | Shek Fai Lau, Andrew Parker | 2008-07-29 |
| 7097695 | Ion emitting air-conditioning devices with electrode cleaning features | Shek Fai Lau, Andrew Parker | 2006-08-29 |
| 6972057 | Electrode cleaning for air conditioner devices | Shek Fai Lau, Andrew Parker | 2005-12-06 |
| 6709484 | Electrode self-cleaning mechanism for electro-kinetic air transporter conditioner devices | Shek Fai Lau, Andrew Parker | 2004-03-23 |
| 6350417 | Electrode self-cleaning mechanism for electro-kinetic air transporter-conditioner devices | Shek Fai Lau, Andrew Parker | 2002-02-26 |
| D368148 | Ceiling lamp | — | 1996-03-19 |
| 5010869 | Air ionization system for internal combustion engines | — | 1991-04-30 |
| 4789801 | Electrokinetic transducing methods and apparatus and systems comprising or utilizing the same | — | 1988-12-06 |
| 4711393 | Water temperature control device | — | 1987-12-08 |
| 4271452 | Automotive air conditioning apparatus | — | 1981-06-02 |