P

Inventor

KREIFELDT RICHARD A

US13 patents
⚠️ This page may combine multiple inventors who share the name “KREIFELDT RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HARMAN INT IND

6 patents

HOLLADAY ADAM

4 patents

HARMAN MUSIC GROUP

1 patent

REDDYPORT INC

1 patent

GELTER AARON

1 patent