DO

Douglas Henry Offerhaus

📍 Campbell River, CA: #4 of 52 inventorsTop 8%
Overall (All Time): #1,026,792 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7536763 Disposable/reusable core adapters 2009-05-26
7523536 Disposable/reusable core adapters 2009-04-28
7481392 Disposable/reusable core adapters 2009-01-27
7210648 Disposable/reusable core adapters 2007-05-01
5567273 Method of reducing surface irregularities in paper machine headbox components James E. Lilburn, Hugh D. Silver 1996-10-22