Inventor · disambiguated record
Wan-Tai Yen
Also filed as: YEN WAN-TAI
5 granted patents·1 pending application·77 citations·filing 1997–2008
82Inventor score
Files withINTER CITIC ENVIROTEC INC2INTER CITIC MINERAL TECHNOLOGI2BARRICK GOLD CORP1METAL ASIA INTERNATIONAL LTD1
Top patents by PatentIndex Score
6 records- 0169US7985277B2Process for extracting gold from gold-bearing oreMETAL ASIA INTERNATIONAL LTD·Filed 2007·Granted Jul 26, 2011·4 cites·24 claims
- 0260US6126836ACentrifugal flotation cell with rotating feedINTER CITIC MINERAL TECHNOLOGI·Filed 1999·Granted Oct 3, 2000·22 cites·6 claims
- 0359US5914034ACentrifugal flotation cell with rotating feedINTER CITIC ENVIROTEC INC·Filed 1997·Granted Jun 22, 1999·22 cites·15 claims
- 0456US6059118AProcess for recovering fine particulates in a centrifugal flotation cell with rotating drumINTER CITIC MINERAL TECHNOLOGI·Filed 1999·Granted May 9, 2000·18 cites·4 claims
- 0549US2009158893A1Microbial pre-treatment of double refractory gold oresBARRICK GOLD CORP·Filed 2008·Application pending·0 cites
- 0644US5928125ACentrifugal flotation cell with rotating drumINTER CITIC ENVIROTEC INC·Filed 1997·Granted Jul 27, 1999·11 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →