Assignee
JOHNSON IV JOHN J
US·4 granted patents·408 citations·filing 1974–2000
Top patents by PatentIndex Score
4 records- 0198US4019298ABeam suspension systemJOHNSON IV JOHN J·Filed 1974·Granted Apr 26, 1977·225 cites·2 claims
- 0274US7007761B1Emergency response vehicleJOHNSON IV JOHN J·Filed 2000·Granted Mar 7, 2006·34 cites·66 claims
- 0360US4803978AApparatus for actuating an inhalerJOHNSON IV JOHN J·Filed 1987·Granted Feb 14, 1989·89 cites·19 claims
- 0451US5133343AApparatus for supporting an inhalerJOHNSON IV JOHN J·Filed 1988·Granted Jul 28, 1992·60 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when JOHNSON IV JOHN J 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 →