Inventor · disambiguated record
Jonathan Cheng
Also filed as: CHENG JONATHAN · CHENG JONATHAN C
6 granted patents·170 citations·filing 1991–1995
86Inventor score
Technology areasA45B
Top patents by PatentIndex Score
6 records- 0162US5174319ALonger effective automatic umbrellaDAT SHENG TONG·Filed 1992·Granted Dec 29, 1992·44 cites·3 claims
- 0260US5463536AUmbrella with a light source and light refracting meansFiled 1995·Granted Oct 31, 1995·37 cites·7 claims
- 0359US5144969AFully automatic collapsible umbrellaDAY SHENG TONG·Filed 1991·Granted Sep 8, 1992·34 cites·7 claims
- 0447US5088512ALightly operable fully automatic umbrellaDAY SHENG TONG·Filed 1991·Granted Feb 18, 1992·20 cites·6 claims
- 0545US5533541AAutomatic umbrella with multiple operation modesFiled 1995·Granted Jul 9, 1996·20 cites·4 claims
- 0634US5309932AFolding collapsible frame assembly for an automatic folding umbrellaCHOU LUE L C·Filed 1993·Granted May 10, 1994·15 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →