Individual holder
HARTMAN RICHARD B
US·3 granted patents·16 citations·filing 1990–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0134US4998724AThumb wrestling game apparatus with stabilizing handleHARTMAN RICHARD B·Filed 1990·Granted Mar 12, 1991·7 cites·5 claims
- 0231US5147236AWhirligig with articulated frameHARTMAN RICHARD B·Filed 1991·Granted Sep 15, 1992·5 cites·6 claims
- 0328US5240256ATethered ball and receptacle toy with revolving frameHARTMAN RICHARD B·Filed 1992·Granted Aug 31, 1993·4 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when HARTMAN RICHARD B files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →