Inventor · disambiguated record
Charles C. Hanson
Also filed as: HANSON CHARLES C · HANSON CHARLES CHRISTIAN
10 granted patents·337 citations·filing 1974–2002
91Inventor score
Files withIBM10
Top patents by PatentIndex Score
10 records- 0194US4831469ADisk drive head retract and motor braking method and apparatusIBM·Filed 1987·Granted May 16, 1989·69 cites·13 claims
- 0291US6603348B1Center tap level control for current mode differential driverIBM·Filed 2002·Granted Aug 5, 2003·91 cites·9 claims
- 0388US6504417B1Active trim circuit for CMOS on-chip resistorsIBM·Filed 2001·Granted Jan 7, 2003·51 cites·8 claims
- 0488US3956766ACounter resetting circuitry for magnetic disk systemIBM·Filed 1974·Granted May 11, 1976·28 cites·5 claims
- 0583US6304106B1CMOS bi-directional current mode differential link with precompensationIBM·Filed 2000·Granted Oct 16, 2001·42 cites·16 claims
- 0674US6344756B1Echo cancellation circuit for a Bi-directional current mode linkIBM·Filed 2000·Granted Feb 5, 2002·15 cites·17 claims
- 0767US6944239B2CMOS receiver for simultaneous bi-directional linksIBM·Filed 2002·Granted Sep 13, 2005·12 cites·11 claims
- 0865US6605997B1CMOS dual-stage differential receiver-ampliferIBM·Filed 2002·Granted Aug 12, 2003·14 cites·8 claims
- 0953US4092681AFlexible disk file access mechanismIBM·Filed 1976·Granted May 30, 1978·9 cites·12 claims
- 1047US6753724B2Impedance enhancement circuit for CMOS low-voltage current sourceIBM·Filed 2002·Granted Jun 22, 2004·6 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →