Inventor · disambiguated record
Donald J. Spigarelli
Also filed as: SPIGARELLI DONALD J
26 granted patents·872 citations·filing 1976–1996
97Inventor score
Files withSIERRA RESEARCH AND TECHNOLOGY9HTC CORP6SRTECHNOLOGIES INC4HYBRID TECHNOLOGY CORP2SPIGARELLI DONALD J2
Top patents by PatentIndex Score
26 records- 0196US4821393AComponent centering toolSRTECHNOLOGIES INC·Filed 1987·Granted Apr 18, 1989·121 cites·13 claims
- 0292US5471310ASystem for placement and mounting of fine pitch integrated circuit devicesSIERRA RESEARCH AND TECHNOLOGY·Filed 1993·Granted Nov 28, 1995·77 cites·14 claims
- 0390US5433368ASoldering systemFiled 1992·Granted Jul 18, 1995·63 cites·15 claims
- 0489US4077467AMethod and apparatus for soldering, fusing or brazingSPIGARELLI DONALD J·Filed 1976·Granted Mar 7, 1978·61 cites·11 claims
- 0587US4389797AContinuous vapor processing systemHTC CORP·Filed 1981·Granted Jun 28, 1983·54 cites·17 claims
- 0686US5251266ASystem for placement and mounting of fine pitch integrated circuit devices using a split mirror assemblySIERRA RESEARCH AND TECHNOLOGY·Filed 1992·Granted Oct 5, 1993·54 cites·12 claims
- 0785US4914513AMulti-vision component alignment systemSRTECHNOLOGIES INC·Filed 1988·Granted Apr 3, 1990·54 cites·6 claims
- 0882US4832250AElectronic circuit board rework and repair systemSRTECHNOLOGIES INC·Filed 1987·Granted May 23, 1989·49 cites·17 claims
- 0977US4348174AMethod and apparatus for vapor conservation and controlHYBRID TECHNOLOGY CORP·Filed 1981·Granted Sep 7, 1982·26 cites·18 claims
- 1077US4315042ASolder removal techniqueHYBRID TECHNOLOGY CORP·Filed 1978·Granted Feb 9, 1982·33 cites·29 claims
- 1171US5627913APlacement system using a split imaging system coaxially coupled to a component pickup meansSIERRA RESEARCH AND TECHNOLOGY·Filed 1996·Granted May 6, 1997·42 cites·14 claims
- 1271US4558524ASingle vapor system for soldering, fusing or brazingUSM CORP·Filed 1982·Granted Dec 17, 1985·35 cites·19 claims
- 1367US5317803AMethod of soldering an integrated circuitSIERRA RESEARCH AND TECHNOLOGY·Filed 1992·Granted Jun 7, 1994·25 cites·9 claims
- 1466US5235407ASystem for placement and mounting of fine pitch integrated circuit devicesSIERRA RESEARCH AND TECHNOLOGY·Filed 1991·Granted Aug 10, 1993·25 cites·7 claims
- 1558US5278938AInfrared heater array for IC soldering reflective membersSIERRA RESEARCH AND TECHNOLOGY·Filed 1991·Granted Jan 11, 1994·24 cites·20 claims
- 1658US5234151ASensing of solder melting and solidificationSPIGARELLI DONALD J·Filed 1992·Granted Aug 10, 1993·20 cites·39 claims
- 1756US4394802ACounter-convection vapor control systemHTC CORP·Filed 1981·Granted Jul 26, 1983·11 cites·17 claims
- 1854US5309545ACombined radiative and convective rework systemSIERRA RESEARCH AND TECHNOLOGY·Filed 1991·Granted May 3, 1994·20 cites·12 claims
- 1954US4541358AMethod and apparatus for solder removalHTC CORP·Filed 1983·Granted Sep 17, 1985·14 cites·20 claims
- 2048US5060288AInfrared heater array for IC solderingSIERRA RESEARCH AND TECHNOLOGY·Filed 1990·Granted Oct 22, 1991·16 cites·10 claims
- 2147US4697730AContinuous solder systemHTC CORP·Filed 1986·Granted Oct 6, 1987·10 cites·4 claims
- 2245US4775775AProgrammable electrical heaterSRTECHNOLOGIES INC·Filed 1987·Granted Oct 4, 1988·15 cites·15 claims
- 2338US5220147AElectronic component heaterSIERRA RESEARCH AND TECHNOLOGY·Filed 1991·Granted Jun 15, 1993·10 cites·7 claims
- 2438US4685605AContinuous solder systemHTC CORP·Filed 1986·Granted Aug 11, 1987·6 cites·3 claims
- 2535US4757780AApparatus for solder removalHTC CORP·Filed 1986·Granted Jul 19, 1988·5 cites·2 claims
- 2630USD312646SElectronic circuit board rework and repair systemSIERRA RESEARCH AND TECH INC·Filed 1987·Granted Dec 4, 1990·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →