Inventor · disambiguated record
Luc L. Chou
Also filed as: CHOU LUC L
3 granted patents·98 citations·filing 1991–1992
75Inventor score
Technology areasA45B
Top patents by PatentIndex Score
3 records- 0162US5174319ALonger effective automatic umbrellaDAT SHENG TONG·Filed 1992·Granted Dec 29, 1992·44 cites·3 claims
- 0259US5144969AFully automatic collapsible umbrellaDAY SHENG TONG·Filed 1991·Granted Sep 8, 1992·34 cites·7 claims
- 0347US5088512ALightly operable fully automatic umbrellaDAY SHENG TONG·Filed 1991·Granted Feb 18, 1992·20 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →