Inventor · disambiguated record
Steven D. Keidl
Also filed as: KEIDL STEVEN D · KEIDL STEVEN DENNIS
8 granted patents·293 citations·filing 1976–2003
89Inventor score
Top patents by PatentIndex Score
8 records- 0193US4255693AClosed loop stepper motor circuitry without encoderIBM·Filed 1979·Granted Mar 10, 1981·52 cites·15 claims
- 0289US4313140ABuried control signal recording systems and methodIBM·Filed 1979·Granted Jan 26, 1982·35 cites·31 claims
- 0384US6836100B2Method and phase redundant regulator apparatus for implementing redundancy at a phase levelIBM·Filed 2003·Granted Dec 28, 2004·34 cites·20 claims
- 0480US5617007ABattery charging method and apparatus using current controlIBM·Filed 1994·Granted Apr 1, 1997·92 cites·7 claims
- 0580USH1471HMetal substrate double sided circuit boardBRAUN DAVID J·Filed 1993·Granted Aug 1, 1995·52 cites·6 claims
- 0657US6191954B1Controlled low impedance high current circuit board interconnectIBM·Filed 1998·Granted Feb 20, 2001·20 cites·25 claims
- 0737US4424539AMagnetic disk-control track read through envelopeIBM·Filed 1981·Granted Jan 3, 1984·3 cites·29 claims
- 0837US4054816ASweep circuit for cathode-ray tube displayIBM·Filed 1976·Granted Oct 18, 1977·5 cites·9 claims
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