Inventor · disambiguated record
Chi Keung Chan
Also filed as: CHAN CHI KEUNG · CHAN CHI KEUNG ALEX · CHAN CHI KEUNG RUDY
21 granted patents·1 pending application·118 citations·filing 2007–2023
94Inventor score
Files withCHAN CHI KEUNG7CREE HUIZHOU SOLID STATE LIGHTING CO LTD6RHT LTD4CREE HUIZHOU OPTO LTD2CHAN CHI KEUNG RUDY1
Top patents by PatentIndex Score
22 records- 0194US8368112B2Aligned multiple emitter packageCREE HUIZHOU OPTO LTD·Filed 2009·Granted Feb 5, 2013·41 cites·11 claims
- 0290US11648329B1Air purifiersRHT LTD·Filed 2021·Granted May 16, 2023·2 cites·30 claims
- 0384US9054257B2Water resistant LED devices and an LED display including sameCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2012·Granted Jun 9, 2015·6 cites·18 claims
- 0484US8487326B2LED device having a tilted peak emission and an LED display including such devicesCHAN CHI KEUNG·Filed 2011·Granted Jul 16, 2013·6 cites·27 claims
- 0583US9711489B2Multiple pixel surface mount device packageCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2013·Granted Jul 18, 2017·6 cites·41 claims
- 0681US9634209B2Miniature surface mount deviceCREE INC·Filed 2013·Granted Apr 25, 2017·6 cites·43 claims
- 0777US9685592B2Miniature surface mount device with large pin padsCHAN CHI KEUNG·Filed 2011·Granted Jun 20, 2017·5 cites·32 claims
- 0875US12458719B2Air purifiersRHT LTD·Filed 2023·Granted Nov 4, 2025·0 cites·30 claims
- 0971US8669565B2LED devices with narrow viewing angle and an LED display including sameCHAN CHI KEUNG·Filed 2011·Granted Mar 11, 2014·2 cites·46 claims
- 1070US8709137B2Method and apparatus for disinfecting and deodorizing a toilet systemCHAN CHI KEUNG RUDY·Filed 2009·Granted Apr 29, 2014·9 cites·55 claims
- 1167US9461217B2LED devices with reduced reflection and an LED display including sameCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2014·Granted Oct 4, 2016·2 cites·24 claims
- 1266USD870256SAir purifierRHT LTD·Filed 2018·Granted Dec 17, 2019·10 cites·1 claims
- 1361US10833054B2Smart pixel surface mount device packageCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2014·Granted Nov 10, 2020·1 cites·48 claims
- 1460US8350370B2Wide angle oval light emitting diode packageCREE HUIZHOU OPTO LTD·Filed 2010·Granted Jan 8, 2013·2 cites·35 claims
- 1557US2025025859A1Catalyst compositions and methods for decomposing formaldehyde thereofRHT LTD·Filed 2022·Application pending·0 cites
- 1652US10679973B2Multiple pixel surface mount device packageCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2017·Granted Jun 9, 2020·0 cites·19 claims
- 1752USD567177SEnd cap for an electric motorJOHNSON ELECTRIC SA·Filed 2007·Granted Apr 22, 2008·8 cites·1 claims
- 1845USD691100SMiniature surface mount deviceCHAN CHI KEUNG·Filed 2011·Granted Oct 8, 2013·6 cites·1 claims
- 1945USD684545SMiniature surface mount deviceCHAN CHI KEUNG·Filed 2011·Granted Jun 18, 2013·6 cites·1 claims
- 2044US10615324B2Tiny 6 pin side view surface mount LEDCREE HUIZHOU SOLID STATE LIGHTING CO LTD·Filed 2014·Granted Apr 7, 2020·0 cites·15 claims
- 2142US9929619B2End cap assembly for an electric motorCHAN CHI KEUNG·Filed 2012·Granted Mar 27, 2018·0 cites·17 claims
- 2240US11210971B2Light emitting diode display with tilted peak emission patternCHAN CHI KEUNG·Filed 2009·Granted Dec 28, 2021·0 cites·51 claims
Join the waitlist — get patent alerts
Get an alert when Chi Keung Chan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →