Inventor · disambiguated record
Dong Ma
Also filed as: MA DONG · MA DONG KWAN
8 granted patents·80 citations·filing 1998–2017
84Inventor score
Top patents by PatentIndex Score
8 records- 0174US6474619B1Tube guide for a column unitSAMHONGSA CO LTD·Filed 2001·Granted Nov 5, 2002·32 cites·13 claims
- 0259US6371421B1Device for controlling the height of a swivel chairSAMHONGSA CO LTD·Filed 1998·Granted Apr 16, 2002·32 cites·23 claims
- 0353US6533084B2Gas spring deviceSAMHONGSA CO LTD·Filed 2001·Granted Mar 18, 2003·6 cites·14 claims
- 0452US9115933B2Flame detection deviceWANG MINGKUN·Filed 2009·Granted Aug 25, 2015·3 cites·14 claims
- 0550US9541283B2Fuel distribution device and a burnerWANG MINGKUN·Filed 2009·Granted Jan 10, 2017·0 cites·20 claims
- 0650US6439662B2Spindle for a height regulating deviceSAMHONGSA CO LTD·Filed 2001·Granted Aug 27, 2002·4 cites·7 claims
- 0739US7134379B2Gas cylinderJEON YOUNG SANG·Filed 2003·Granted Nov 14, 2006·3 cites·19 claims
- 0835US11713427B2Gasification burnerCHANGZHENG ENGINEERING CO LTD·Filed 2017·Granted Aug 1, 2023·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →