TH

Thomas A. Helf

SS S. C. Johnson & Son: 2 patents #8 of 96Top 9%
📍 New Berlin, WI: #6 of 67 inventorsTop 9%
🗺 Wisconsin: #417 of 3,225 inventorsTop 15%
Overall (2002): #38,560 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6450419 Self contained liquid atomizer assembly Edward J. Martens, III, George A. Clark, Eric R. Navin, David J. Schram, David A. Tomkins 2002-09-17
6341732 Method and apparatus for maintaining control of liquid flow in a vibratory atomizing device Frederick H. Martin, David J. Schram, Maryann Jashinske, David A. Tomkins, Edward J. Martens, III 2002-01-29