MS

Michael Sirois

HD Headwaters Research & Development: 3 patents #1 of 5Top 20%
📍 Ottawa, CA: #7 of 183 inventorsTop 4%
Overall (1997): #12,816 of 185,788Top 7%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D378212 Audio system playing preselected sounds of nature Stefane Barbeau, Rudy A. Vandenbelt 1997-02-25
D378067 Audible transmitter for locating missing objects Walter M. Zanetti, Rudy A. Vandenbelt 1997-02-18
D378135 Handholdable massaging device Robert Watters, Rudy A. Vandenbelt 1997-02-18