DH

Donald E. Ham

TB The Boeing: 2 patents #5,172 of 15,756Top 35%
Overall (All Time): #2,207,035 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6633239 Cargo door electrical control and warning indication system and method of use Leo W. Plude, Todd B. Brouwer, Mark Evans Brighton 2003-10-14
5984234 Engine parameter activated airplane exit locking system Todd B. Brouwer, Taiboo Song 1999-11-16