Inventor · disambiguated record
Silvester P. Valayil
Also filed as: VALAYIL SILVESTER · VALAYIL SILVESTER P
18 granted patents·325 citations·filing 1974–1984
95Inventor score
Top patents by PatentIndex Score
18 records- 0196US4009087AElectrodeposition of copperM & T CHEMICALS INC·Filed 1975·Granted Feb 22, 1977·67 cites·84 claims
- 0290US4036711AElectrodeposition of copperM & T CHEMICALS INC·Filed 1976·Granted Jul 19, 1977·34 cites·22 claims
- 0383US4036710AElectrodeposition of copperM & T CHEMICALS INC·Filed 1975·Granted Jul 19, 1977·24 cites·26 claims
- 0482US4512818ASolution for formation of black oxideSHIPLEY CO·Filed 1984·Granted Apr 23, 1985·50 cites·22 claims
- 0582US3956078AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted May 11, 1976·21 cites·32 claims
- 0679US3940320AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted Feb 24, 1976·18 cites·10 claims
- 0778US4236957ADissolution of metals utilizing an aqueous H2 SOY --H2 O.sub. -mercapto containing heterocyclic nitrogen etchantDART IND INC·Filed 1979·Granted Dec 2, 1980·18 cites·21 claims
- 0877US3956084AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted May 11, 1976·16 cites·6 claims
- 0963US3956079AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted May 11, 1976·9 cites·6 claims
- 1062US4233113ADissolution of metals utilizing an aqueous H2 O2 -H2 SO4 -thioamide etchantDART IND INC·Filed 1979·Granted Nov 11, 1980·9 cites·19 claims
- 1160US4467067AElectroless nickel platingSHIPLEY CO·Filed 1983·Granted Aug 21, 1984·16 cites·14 claims
- 1260US4233111ADissolution of metals utilizing an aqueous H2 SO4 -H2 O2 -3-sulfopropyldithiocarbamate etchantDART IND INC·Filed 1979·Granted Nov 11, 1980·8 cites·19 claims
- 1360US3956120AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted May 11, 1976·8 cites·4 claims
- 1450US4525759AAluminum storage discSHIPLEY CO·Filed 1984·Granted Jun 25, 1985·13 cites·7 claims
- 1543US4233112ADissolution of metals utilizing an aqueous H2 SO4 -H2 O2 -polysulfide etchantDART IND INC·Filed 1979·Granted Nov 11, 1980·3 cites·29 claims
- 1642US4539044AElectroless copper platingSHIPLEY CO·Filed 1984·Granted Sep 3, 1985·8 cites·9 claims
- 1735US3966565AElectrodeposition of copperM & T CHEMICALS INC·Filed 1974·Granted Jun 29, 1976·1 cites·6 claims
- 1832US4014760AElectrodeposition of copperM & T CHEMICALS INC·Filed 1976·Granted Mar 29, 1977·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →