Individual holder
JOHNSON CHARLES R
5 granted patents·1 pending application·36 citations·filing 1982–2015
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0161US5134757AQuick release fastenerJOHNSON CHARLES R·Filed 1991·Granted Aug 4, 1992·23 cites·12 claims
- 0247US2015258424A1Chess game variant and method of playing the sameJOHNSON CHARLES R·Filed 2015·Application pending·0 cites
- 0342USD295884SInsect guardJOHNSON CHARLES R·Filed 1985·Granted May 24, 1988·3 cites·1 claims
- 0438USD310703SInsect guardJOHNSON CHARLES R·Filed 1988·Granted Sep 18, 1990·2 cites·1 claims
- 0535US4941686AIdentity cardJOHNSON CHARLES R·Filed 1988·Granted Jul 17, 1990·5 cites·15 claims
- 0632US4437447AExhaust recycle to carburetor of an internal combustion engineJOHNSON CHARLES R·Filed 1982·Granted Mar 20, 1984·3 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when JOHNSON CHARLES R 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 →