DO

David E. O'Ryan

NO Nordson: 7 patents #133 of 1,063Top 15%
AA Abb Flexible Automation: 3 patents #4 of 41Top 10%
DI Durr Industries: 1 patents #7 of 23Top 35%
Overall (All Time): #425,919 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7258784 Solid liquid filtration apparatus and method Thomas P. Tripepi, Frank Schimmelmann, Timothy Hanna, Urs Herding 2007-08-21
6471737 Underbooth powder paint collector David Cole, Charlotte E. Kelly, Richard D. Burke 2002-10-29
5782943 Integrated powder collection system for paint spray booths Richard D. Burke 1998-07-21
5766355 Exhaust arrangements for powder spray booth Leif E. B. Josefsson 1998-06-16
5603566 Powder hopper with internal air assist Richard D. Burke 1997-02-18
5017324 Method for depositing particulate material into a pad of fibrous material in a forming chamber Thomas Kaiser, Douglas C. Mulder, Douglas A. Schneider, Rodney Ward 1991-05-21
RE33482 Adjustable powder spray gun Douglas C. Mulder 1990-12-11
4927346 Apparatus for depositing particulate material into a pad of fibrous material in a forming chamber Thomas Kaiser, Douglas C. Mulder, Douglas A. Schneider, Rodney Ward 1990-05-22
4634058 Powder spray gun Thomas E. Hollstein, Joseph C. Waryu 1987-01-06
4630777 Powder spray gun Thomas E. Hollstein, James J. Turner, Douglas C. Mulder 1986-12-23
4613083 Adjustable powder spray gun Douglas C. Mulder 1986-09-23
4561380 Method and apparatus for powder coating a moving web Douglas C. Mulder 1985-12-31