Inventor · disambiguated record
Ralph E. Henry
Also filed as: HENRY RALPH E · HENRY RALPH EUGENE
6 granted patents·182 citations·filing 1974–1988
86Inventor score
Files withDRESSER IND6
Top patents by PatentIndex Score
6 records- 0188US4878697ACompression coupling for plastic pipeDRESSER IND·Filed 1987·Granted Nov 7, 1989·76 cites·9 claims
- 0281US3958595ACorrosion resistant valve constructionDRESSER IND·Filed 1974·Granted May 25, 1976·36 cites·11 claims
- 0366US4794944APlastic valveDRESSER IND·Filed 1988·Granted Jan 3, 1989·24 cites·12 claims
- 0457US4049016ACombination excess flow and disconnect shutoff valve fittingDRESSER IND·Filed 1976·Granted Sep 20, 1977·14 cites·7 claims
- 0553US4597147AStop changer tool for in-service valveDRESSER IND·Filed 1984·Granted Jul 1, 1986·16 cites·7 claims
- 0651US4744390APlastic valveDRESSER IND·Filed 1987·Granted May 17, 1988·16 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →