Inventor · disambiguated record
Edwin S. Carlson
Also filed as: CARLSON EDWIN S
9 granted patents·108 citations·filing 1974–1981
88Inventor score
Files withACF IND INC9
Top patents by PatentIndex Score
9 records- 0182US3981481ABottom operable tank car valveACF IND INC·Filed 1974·Granted Sep 21, 1976·34 cites·13 claims
- 0262US4141535ABottom operable tank car valve assembly having shear planeACF IND INC·Filed 1977·Granted Feb 27, 1979·19 cites·19 claims
- 0342US4311298ALow profile tank car ball valveACF IND INC·Filed 1980·Granted Jan 19, 1982·10 cites·10 claims
- 0441US4431162ALow profile cone valve assemblyACF IND INC·Filed 1981·Granted Feb 14, 1984·9 cites·5 claims
- 0540US4318531ALow profile cone valve assemblyACF IND INC·Filed 1980·Granted Mar 9, 1982·9 cites·10 claims
- 0640US4264053ATop operated outlet valve with unitary closure guide and retainerACF IND INC·Filed 1979·Granted Apr 28, 1981·8 cites·9 claims
- 0740US4124193ABottom operable tank car valve assembly having shear planeACF IND INC·Filed 1977·Granted Nov 7, 1978·8 cites·20 claims
- 0835US4248261AEduction pipe assembly having upper flexible memberACF IND INC·Filed 1979·Granted Feb 3, 1981·7 cites·3 claims
- 0932US4240607ATop operated tank car lading valve also operable from the bottomACF IND INC·Filed 1978·Granted Dec 23, 1980·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →