Individual holder
CARLSON FRANKLIN J
5 granted patents·83 citations·filing 1981–1986
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0161US4608787AManhole seal constructionCARLSON FRANKLIN J·Filed 1984·Granted Sep 2, 1986·18 cites·9 claims
- 0260US4648740AManhole lid sealCARLSON FRANKLIN J·Filed 1986·Granted Mar 10, 1987·23 cites·5 claims
- 0356US4372458AProtective skirt assembly for a containerCARLSON FRANKLIN J·Filed 1981·Granted Feb 8, 1983·25 cites·6 claims
- 0443US4511055ARemovable protective skirt for a tankCARLSON FRANKLIN J·Filed 1983·Granted Apr 16, 1985·9 cites·3 claims
- 0537US4625881APressurized tank having resilient supportCARLSON FRANKLIN J·Filed 1985·Granted Dec 2, 1986·8 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →