Inventor · disambiguated record
Chester A. Siver
Also filed as: SIVER CHESTER A
4 granted patents·72 citations·filing 1981–1997
76Inventor score
Top patents by PatentIndex Score
4 records- 0175US5799928ABall valve with improved valve seat and bonnet assemblyCONVAL INC·Filed 1997·Granted Sep 1, 1998·41 cites·21 claims
- 0248US4351512AValve with yoke and captive gland wrenchSIVER CHESTER A·Filed 1981·Granted Sep 28, 1982·14 cites·10 claims
- 0346US5531244AHemispherical ball valveCONVAL INC·Filed 1995·Granted Jul 2, 1996·16 cites·17 claims
- 0425US4597560AHalf-turn valveCONVAL INC·Filed 1985·Granted Jul 1, 1986·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →