Inventor · disambiguated record
Herman Yik Wai Tsui
Also filed as: TSUI HERMAN YIK WAI
2 granted patents·3 pending applications·9 citations·filing 2006–2020
51Inventor score
Top patents by PatentIndex Score
5 records- 0164US8361402B2Apparatus for air purification and disinfectionALPHATECH INTERNAT LTD·Filed 2006·Granted Jan 29, 2013·8 cites·10 claims
- 0250US9381267B2Apparatus for air purification and disinfectionTSUI HERMAN YIK WAI·Filed 2012·Granted Jul 5, 2016·1 cites·7 claims
- 0332US2022217833A1Plasma surface sanitizer and associated methodALPHATECH INTERNATIONAL LTD·Filed 2020·Application pending·0 cites
- 0430US2008056934A1Diffusive plasma air treatment and material processingALPHATECH INTERNAT LTD·Filed 2007·Application pending·0 cites
- 0529US2019287763A1Diffusive plasma air treatment and material processingALPHATECH INTERNATIONAL LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →