DS

Don S. Sifers

EP Environmental Purification: 5 patents #1 of 2Top 50%
📍 Fairway, KS: #4 of 44 inventorsTop 10%
🗺 Kansas: #2,060 of 12,005 inventorsTop 20%
Overall (All Time): #985,010 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9955829 Method and apparatus for controlling odors Kent A. Pennybaker 2018-05-01
9265389 Method and apparatus for controlling odors Kent A. Pennybaker 2016-02-23
9017606 Method and apparatus for controlling odors Kent A. Pennybaker 2015-04-28
8784739 Method and apparatus for controlling fecal odors Kent A. Pennybaker 2014-07-22
8475718 Method and apparatus for controlling fecal odors Kent A. Pennybaker 2013-07-02