RM

Ronald D. Maurer

TA Three Amigos: 7 patents #1 of 3Top 35%
DI Dana Innovations: 6 patents #6 of 27Top 25%
📍 El Cajon, CA: #23 of 572 inventorsTop 5%
🗺 California: #43,449 of 386,348 inventorsTop 15%
Overall (All Time): #353,038 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8422722 Audio speaker grill mounting system Sean P. McDermott, Richard P. Apgar 2013-04-16
8259980 Pivotal speaker tweeter Sean P. McDermott, Richard P. Apgar 2012-09-04
8229155 Speaker assembly with directional adjustability Sean P. McDermott, Richard P. Apgar 2012-07-24
D628155 Wire pass through plate with bristles Sean P. McDermott, Richard P. Apgar 2010-11-30
D615929 In-line surge suppressor Sean P. McDermott, Richard P. Apgar 2010-05-18
D600678 Three spoke audio speaker Sean P. McDermott, Richard P. Apgar 2009-09-22
D600676 Ceiling mount audio speaker Sean P. McDermott, Richard P. Apgar 2009-09-22
D595659 Electrical outlet box for recessed plug in Sean P. McDermott, Richard P. Apgar 2009-07-07
5423500 Flat bracket for wall mount speakers Scott Struthers, William J. Kindel, Geoffrey L. Spencer, F. Hendrik Huebscher 1995-06-13
5388795 Depth adjustable bracket for wall mount speakers Scott Struthers, William J. Kindel, Geoffrey L. Spencer, F. Hendrik Huebscher 1995-02-14
5310149 Depth adjustable bracket for wall mount speakers Scott Struthers, William J. Kindel, Geoffrey L. Spencer, F. Hendrik Huebscher 1994-05-10
5299766 Retrofit bracket for wall mount speakers Jerry Curtis, William J. Kindel, Geoffrey L. Spencer, Scott Struthers, F. Hendrik Huebscher +1 more 1994-04-05
5292092 Retrofit bracket for wall mount speakers Jerry Curtis, William J. Kindel, Geoffrey L. Spencer, Scott Struthers, F. Hendrik Huebscher +1 more 1994-03-08
5221069 Telescoping support bracket Scott Struthers, William J. Kindel, Geoffrey L. Spencer 1993-06-22