Inventor
GROSSMAN RICHARD D
US11 patents
⚠️ This page may combine multiple inventors who share the name “GROSSMAN RICHARD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTON JAMES D INC
5 patentsUS6695322B2Feb 24, 2004
Ice skate
EASTON JAMES D INC37 citations95
US6467778B1Oct 22, 2002
Ice skate
EASTON JAMES D INC58 citations95
US5964469AOct 12, 1999
Wheels for inline roller skates
EASTON JAMES D INC9 citations73
USD417900SDec 21, 1999
Set of in-line wheels
EASTON JAMES D INC0 citations51
USD403388SDec 29, 1998
Set of in-line wheels
EASTON JAMES D INC1 citations51
GROSSMAN RICHARD D
4 patentsUS4645223AFeb 24, 1987
Skateboard assembly
GROSSMAN RICHARD D93 citations94
US8895827B1Nov 25, 2014
Percussion instrument dampening pad
GROSSMAN RICHARD D9 citations82
US8981194B2Mar 17, 2015
Drumstick
GROSSMAN RICHARD D6 citations71
US12586551B2Mar 24, 2026
Instrument stand adapter base
GROSSMAN RICHARD D0 citations50