Inventor · disambiguated record
Darrell F. Smith, Jr.
Also filed as: CLATWORTHY EDWARD F · SMITH DARRELL F · SMITH DARRELL FRANKLIN JR · SMITH JR DARRELL F
20 granted patents·376 citations·filing 1976–1994
96Inventor score
Top patents by PatentIndex Score
20 records- 0191US4788036ACorrosion resistant high-strength nickel-base alloyINCO ALLOYS INT·Filed 1986·Granted Nov 29, 1988·60 cites·19 claims
- 0290US5403547AOxidation resistant low expansion superalloysINCO ALLOYS INT·Filed 1994·Granted Apr 4, 1995·56 cites·28 claims
- 0387US4066447ALow expansion superalloyHUNTINGTON ALLOYS·Filed 1976·Granted Jan 3, 1978·27 cites·10 claims
- 0486US4358511ATube material for sour wells of intermediate depthsHUNTINGTON ALLOYS·Filed 1980·Granted Nov 9, 1982·41 cites·5 claims
- 0574US4200459AHeat resistant low expansion alloyHUNTINGTON ALLOYS·Filed 1977·Granted Apr 29, 1980·19 cites·18 claims
- 0672US5478417AControlled thermal expansion superalloyGORO NICKEL SA·Filed 1994·Granted Dec 26, 1995·22 cites·22 claims
- 0772US4871511AMaraging steelINCO ALLOYS INT·Filed 1988·Granted Oct 3, 1989·23 cites·9 claims
- 0872US4144102AProduction of low expansion superalloy productsINT NICKEL CO·Filed 1977·Granted Mar 13, 1979·15 cites·5 claims
- 0967US4435359AApparatus and method for fabricating tubes from powderHUNTINGTON ALLOYS·Filed 1982·Granted Mar 6, 1984·19 cites·9 claims
- 1062US5425912ALow expansion superalloy with improved toughnessINCO ALLOYS INT·Filed 1994·Granted Jun 20, 1995·15 cites·7 claims
- 1160US5439640AControlled thermal expansion superalloyINCO ALLOYS INT·Filed 1993·Granted Aug 8, 1995·15 cites·21 claims
- 1258US4685978AHeat treatments of controlled expansion alloyHUNTINGTON ALLOYS·Filed 1983·Granted Aug 11, 1987·9 cites·6 claims
- 1358US4445943AHeat treatments of low expansion alloysHUNTINGTON ALLOYS·Filed 1981·Granted May 1, 1984·9 cites·15 claims
- 1456US4487743AControlled expansion alloyHUNTINGTON ALLOYS·Filed 1982·Granted Dec 11, 1984·10 cites·7 claims
- 1552US4026699AMatrix-stiffened heat and corrosion resistant alloyHUNTINGTON ALLOYS·Filed 1976·Granted May 31, 1977·9 cites·5 claims
- 1640US4445944AHeat treatments of low expansion alloysHUNTINGTON ALLOYS·Filed 1981·Granted May 1, 1984·5 cites·18 claims
- 1737US4058416AMatrix-stiffened heat and corrosion resistant wrought productsHUNTINGTON ALLOYS·Filed 1977·Granted Nov 15, 1977·4 cites·6 claims
- 1836US4785142ASuperconductor cableINCO ALLOYS INT·Filed 1987·Granted Nov 15, 1988·10 cites·4 claims
- 1936US4750954AHigh temperature nickel base alloy with improved stabilityINCO ALLOYS INT·Filed 1986·Granted Jun 14, 1988·5 cites·13 claims
- 2034US4165997AIntermediate temperature service alloyHUNTINGTON ALLOYS·Filed 1977·Granted Aug 28, 1979·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →