Inventor · disambiguated record
Walter Hehl
Also filed as: HEHL WALTER · HEHL WALTER H
4 granted patents·68 citations·filing 1977–2003
77Inventor score
Files withIBM4
Top patents by PatentIndex Score
4 records- 0186US4272200AHorn loaded piezoelectric matrix printer drive method and apparatusIBM·Filed 1978·Granted Jun 9, 1981·36 cites·3 claims
- 0277US7386520B2Cost-based method for dynamically pricing and prioritizing an e-mailIBM·Filed 2003·Granted Jun 10, 2008·18 cites·14 claims
- 0341US4290356AActuator mechanism for a print hammer or the likeIBM·Filed 1979·Granted Sep 22, 1981·6 cites·6 claims
- 0438US4101009ANon reactive positioning deviceIBM·Filed 1977·Granted Jul 18, 1978·8 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →