DL

Donald G. Loeffler

WG Wilson Sporting Goods: 13 patents #22 of 235Top 10%
📍 Portland, OR: #1,385 of 9,213 inventorsTop 20%
🗺 Oregon: #3,329 of 28,073 inventorsTop 15%
Overall (All Time): #365,075 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12364907 Golf club head having a composite face Sean P. Griffin, Robert T. Thurman, Sean S. Epling, Ty B. Goodwin, James M. Earley +3 more 2025-07-22
7887444 Racquet having articulating grommet assemblies William D. Severa, Ronald R. Rocchi, Cory R. Boudreau 2011-02-15
D631521 Sports racquet William D. Severa, Ronald R. Rocchi, Tong Jin Kim, Ravi Itiravivong 2011-01-25
D622793 Sports racquet William D. Severa, Ronald R. Rocchi, Tong Jin Kim, Ravi Itiravivong 2010-08-31
D596682 Racquet William D. Severa 2009-07-21
D565675 Central portion of a sports racquet William D. Severa 2008-04-01
D559927 Hoop portions of a sports racquet Willie H. McMillan, William D. Severa 2008-01-15
7297080 Game racquet with separate head and handle portions for reducing vibration William D. Severa, Po-Jen Cheng, Gerald J. LeVault 2007-11-20
D554211 Throat portion of a sports racquet William D. Severa, Antoine Ballon, Ronald R. Rocchi, Paul Terry 2007-10-30
D554210 Central side portions of a sports racquet William D. Severa, Antoine Ballon, Ronald R. Rocchi, Paul Terry 2007-10-30
7285062 Racquet having cantilevered hoop portions Willie H. McMillan, William D. Severa 2007-10-23
D520581 Sports racquet William D. Severa, Ronald R. Rocchi, Joey Nakayama, John D. Hartman 2006-05-09
6840874 Game racquet with separate head and handle portions for reducing vibration William D. Severa, Po-Jen Cheng, Gerald J. LeVault 2005-01-11