Inventor · disambiguated record
Timmy Hok Yin Sin
Also filed as: SIN TIMMY H Y · SIN TIMMY HOK YIN
7 granted patents·168 citations·filing 1995–2003
87Inventor score
Top patents by PatentIndex Score
7 records- 0181USD406420SVacuum broomTECHTRONIC IND CO LTD·Filed 1996·Granted Mar 2, 1999·27 cites·1 claims
- 0277US6314972B1Domestic steam cleaning applianceTECHTRONIC IND CO LTD·Filed 1999·Granted Nov 13, 2001·37 cites·14 claims
- 0377USD424263SElectric broomROYAL APPLIANCE MFG·Filed 1996·Granted May 2, 2000·25 cites·1 claims
- 0469US5839158ASweeping broomsTECHTRONIC IND CO LTD·Filed 1997·Granted Nov 24, 1998·37 cites·3 claims
- 0560US5638575AVacuum cleanersTECHTRONIC IND CO LTD·Filed 1995·Granted Jun 17, 1997·28 cites·7 claims
- 0639US6912753B2Manual floor sweeperTECHTRONIC IND CO LTD·Filed 2003·Granted Jul 5, 2005·2 cites·1 claims
- 0739US5850669AVacuum cleaner headTECHTRONIC IND CO LTD·Filed 1997·Granted Dec 22, 1998·12 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →