DN

David Di Nunzio

RM Royal Appliance Mfg.: 7 patents #8 of 24Top 35%
📍 Mentor, OH: #2 of 54 inventorsTop 4%
🗺 Ohio: #72 of 5,754 inventorsTop 2%
Overall (2002): #4,499 of 266,432Top 2%
7
Patents 2002

Issued Patents 2002

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6497001 Hand-held vacuum cleaner with a detachable head John S. Murphy, Michael F. Wright, Jeffrey M. Kalman, Craig M. Saunders, Richard C. Farone +1 more 2002-12-24
6467123 Airflow indicator Paul D. Stephens, Charles J. Thur, Michael F. Wright, Victor Younger 2002-10-22
D456963 Dust cup for hand-held vacuum cleaner John S. Murphy, Michael F. Wright, Robert A. Matousek, Richard C. Farone, Jeffrey M. Kalman +1 more 2002-05-07
D456102 Head of hand-held vacuum cleaner John S. Murphy, Michael F. Wright, Robert A. Matousek, Richard C. Farone, Jeffrey M. Kalman +1 more 2002-04-23
D453868 Base of hand-held vacuum cleaner John S. Murphy, Michael F. Wright, Robert A. Matousek, Richard C. Farone, Jeffrey M. Kalman +1 more 2002-02-19
D453244 Canister vacuum cleaner John S. Murphy, Robert A. Matousek, Jeffrey M. Kalman, Craig M. Saunders, Michael F. Wright +4 more 2002-01-29
D453245 Dust cup for a vacuum cleaner John S. Murphy, Robert A. Matousek, Jeffrey M. Kalman, Craig M. Saunders, Michael F. Wright +4 more 2002-01-29