Inventor · disambiguated record
Hawk S. Wan
Also filed as: WAN HAWK S · WAN HAWK SUEWAH
8 granted patents·264 citations·filing 1988–2005
88Inventor score
Top patents by PatentIndex Score
8 records- 0193US5015275AIsotropic microporous syndiotactic polystyrene membranes and processes for preparing the sameDOW CHEMICAL CO·Filed 1989·Granted May 14, 1991·83 cites·21 claims
- 0285US5246647AProcess of making microporous hollow fiber or film membrane of poly(phenylene sulfide) (PPS)DOW CHEMICAL CO·Filed 1991·Granted Sep 21, 1993·66 cites·18 claims
- 0385US5227101AProcess of making microporous membranes from poly(etheretherketone)-type polymers and low melting point crystallizable polymersDOW CHEMICAL CO·Filed 1990·Granted Jul 13, 1993·65 cites·25 claims
- 0469US7345177B2Vapor phase catalytic chlorination of β-picolineDOW AGROSCIENCES LLC·Filed 2005·Granted Mar 18, 2008·1 cites·3 claims
- 0559US4980101AAnisotropic microporous syndiotactic polystyrene membranes and a process for preparing the sameDOW CHEMICAL CO·Filed 1989·Granted Dec 25, 1990·19 cites·13 claims
- 0658US5888434AProcess for making a microporous membrane from a blend containing a poly (phenylene sulfide) polymer, an amorphous polymer, and optionally a solventDOW CHEMICAL CO·Filed 1993·Granted Mar 30, 1999·23 cites·38 claims
- 0742US4975228AProcess for preparing membranes from tetrahalobisphenol polycarbonatesDOW CHEMICAL CO·Filed 1988·Granted Dec 4, 1990·7 cites·30 claims
- 0841US6794513B1Preparation of 3,6-dichloro-2-trichloromethylpyridine by vapor phase chlorination of 6-chloro-2-trichloromethylpyridineDOW AGROSCIENCES LLC·Filed 2004·Granted Sep 21, 2004·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →