Inventor · disambiguated record
Don S. Sifers
Also filed as: SIFERS DON S
5 granted patents·4 citations·filing 2007–2016
71Inventor score
Technology areasY02A
Top patents by PatentIndex Score
5 records- 0175US8475718B2Method and apparatus for controlling fecal odorsSIFERS DON S·Filed 2010·Granted Jul 2, 2013·3 cites·9 claims
- 0262US9955829B2Method and apparatus for controlling odorsENV PURIFICATION LLC·Filed 2016·Granted May 1, 2018·1 cites·17 claims
- 0359US9017606B2Method and apparatus for controlling odorsENVIRONMENTAL PURIFICATION LLC·Filed 2014·Granted Apr 28, 2015·0 cites·21 claims
- 0454US8784739B2Method and apparatus for controlling fecal odorsSIFERS DON S·Filed 2007·Granted Jul 22, 2014·0 cites·24 claims
- 0549US9265389B2Method and apparatus for controlling odorsENVIRONMENTAL PURIFICATION LLC·Filed 2015·Granted Feb 23, 2016·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →