RD

Richard K. Drumm

DC D'Addario & Company: 1 patents #16 of 38Top 45%
RE Remo: 1 patents #6 of 25Top 25%
📍 Palmdale, CA: #80 of 354 inventorsTop 25%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,059,794 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8859869 Drumhead with extended collar Steven T. Murray 2014-10-14
4911056 Musical instrument Remo D. Belli 1990-03-27