DI

David J. Ippel

AS American Seating: 4 patents #11 of 53Top 25%
Overall (All Time): #1,227,023 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D686031 Chair base Jeffrey A. Weber, David I. Wolf, John K. Blomstrom, Douglas L. Fassett, Paul J. Martus 2013-07-16
D683559 Chair shell Jeffrey A. Weber, David I. Wolf, John K. Blomstrom, Douglas L. Fassett, Paul J. Martus 2013-06-04
D683569 Chair arm Jeffrey A. Weber, David I. Wolf, John K. Blomstrom, Douglas L. Fassett, Paul J. Martus 2013-06-04
D683572 Chair arm Jeffrey A. Weber, David I. Wolf, John K. Blomstrom, Douglas L. Fassett, Paul J. Martus 2013-06-04