Inventor · disambiguated record
Yat S. Chan
Also filed as: CHAN YAT S · CHAN YAT SANG STEPHEN
8 granted patents·1 pending application·412 citations·filing 1980–2010
90Inventor score
Top patents by PatentIndex Score
9 records- 0195US4406770AGas sensorCOAL INDUSTRY PATENTS LTD·Filed 1982·Granted Sep 27, 1983·108 cites·17 claims
- 0289US4587003AGas sensorCITY TECH·Filed 1984·Granted May 6, 1986·65 cites·15 claims
- 0387US4474648AGas sensorCITY TECH·Filed 1981·Granted Oct 2, 1984·57 cites·12 claims
- 0486US4633704AGas sensorCITY TECH·Filed 1986·Granted Jan 6, 1987·66 cites·3 claims
- 0584US4324632AGas sensorCITY TECH·Filed 1980·Granted Apr 13, 1982·47 cites·9 claims
- 0663US5395507AElectrochemical gas sensorFiled 1993·Granted Mar 7, 1995·30 cites·15 claims
- 0763US5234567AGas sensorCITY TECH·Filed 1992·Granted Aug 10, 1993·26 cites·8 claims
- 0851US2011277204A1Safety band with comfort cuffCHAN YAT SANG STEPHEN·Filed 2010·Application pending·0 cites
- 0947US5321971AGas diffusion control assemblyBANK OF ENGLAND·Filed 1992·Granted Jun 21, 1994·13 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →