Individual holder
SCHMANSKI DONALD W
7 granted patents·484 citations·filing 1976–1989
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0198US4715743AMobility guide tile for visually handicappedSCHMANSKI DONALD W·Filed 1986·Granted Dec 29, 1987·251 cites·21 claims
- 0293US5015119AVision blocking barrierSCHMANSKI DONALD W·Filed 1989·Granted May 14, 1991·83 cites·9 claims
- 0389US4061435ARoadway delineatorSCHMANSKI DONALD W·Filed 1976·Granted Dec 6, 1977·51 cites·8 claims
- 0487US4338041AGlarefoil assemblySCHMANSKI DONALD W·Filed 1981·Granted Jul 6, 1982·55 cites·16 claims
- 0559US4342168AFlexible street sign blankSCHMANSKI DONALD W·Filed 1981·Granted Aug 3, 1982·19 cites·6 claims
- 0657US4357001AMethod and apparatus for making fencesSCHMANSKI DONALD W·Filed 1976·Granted Nov 2, 1982·17 cites·2 claims
- 0738US4997307ARemovable snow pole insertSCHMANSKI DONALD W·Filed 1989·Granted Mar 5, 1991·8 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when SCHMANSKI DONALD W 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 →