Inventor

DILLON IV FREDERICK P

US2 patents

⚠️ This page may combine multiple inventors who share the name “DILLON IV FREDERICK P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOPELAB FOUNDATION INC

1 patent

US7892145B2Feb 22, 2011

Rhythm rope

HOPELAB FOUNDATION INC31 citations79

TAKAYAMA STEVEN RYUTARO

1 patent

USD669800SOct 30, 2012

Physical activity monitor

TAKAYAMA STEVEN RYUTARO11 citations75