KS

Kirk D. Sawall

DP Durex Products: 5 patents #1 of 6Top 20%
📍 Colorado Springs, CO: #448 of 2,971 inventorsTop 20%
🗺 Colorado: #6,668 of 40,980 inventorsTop 20%
Overall (All Time): #743,486 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8403125 Hanging chute Dale R. Brenholt, Gabriel G. Feuerheim 2013-03-26
7784596 Hanging chute Dale R. Brenholt, Gabriel G. Feuerheim 2010-08-31
7513352 Hanging chute Dale R. Brenholt, Gabriel G. Feuerhelm 2009-04-07
7273151 Sieve bed for a sifting machine David H. Ditlefsen, Roland E. Küper 2007-09-25
6634505 Sieve bed for a sifting machine David H. Ditlefsen, Roland E. Küper 2003-10-21
D445437 Screen panel David H. Ditlefsen, Roland E. Küper 2001-07-24
5284007 Lawn mower mounted leaf mulcher William R. Poe 1994-02-08