Inventor · disambiguated record
Sang-Hak Hwang
Also filed as: HWANG SANG-HAK
6 granted patents·85 citations·filing 1974–1994
83Inventor score
Files withDU PONT6
Top patents by PatentIndex Score
6 records- 0191US4514455ANonwoven fabric for apparel insulating interlinerDU PONT·Filed 1984·Granted Apr 30, 1985·50 cites·5 claims
- 0268US3981047AApparatus for forming a batt from staple fibersDU PONT·Filed 1975·Granted Sep 21, 1976·12 cites·8 claims
- 0365US3932915AAir-laydown apparatus for forming uniform webs of staple fibersDU PONT·Filed 1974·Granted Jan 20, 1976·9 cites·3 claims
- 0458US4089086AAir lay-down process for producing uniform lightweight webs from textile fibersDU PONT·Filed 1975·Granted May 16, 1978·7 cites·1 claims
- 0538US5430096AAqueous size for fiber reinforced high temperature compositesDU PONT·Filed 1994·Granted Jul 4, 1995·5 cites·2 claims
- 0635US4043005AProcess for forming a staple fiber battDU PONT·Filed 1976·Granted Aug 23, 1977·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →