Inventor · disambiguated record
Sonia Wong-Cheung
Also filed as: WONG-CHEUNG SONIA G · WONG-CHEUNG SONIA GEILLIS
1 granted patent·3 pending applications·12 citations·filing 2001–2004
37Inventor score
Top patents by PatentIndex Score
4 records- 0171US6667127B2Fluid diffusion layers for fuel cellsBALLARD POWER SYSTEMS·Filed 2001·Granted Dec 23, 2003·12 cites·42 claims
- 0239US2004058229A1Fluid diffusion layers for fuel cellsFiled 2003·Application pending·0 cites
- 0334US2003008195A1Fluid diffusion layers for fuel cellsFiled 2002·Application pending·0 cites
- 0433US2006040045A1Method of making electrodes for electrochemical fuel cellsLIMMER SIEGFRIED·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →