Inventor · disambiguated record

Donald J. Hefner

Also filed as: HEFNER DONALD J

1 granted patent·13 citations·filing 2010–2010

35Inventor score

Technology areasA61N

Files withHETTRICK DOUGLAS A1

Top patents by PatentIndex Score

1 record

0175US8435186B2Quantifying autonomic tone with thoracic impedanceHETTRICK DOUGLAS A·Filed 2010·Granted May 7, 2013·13 cites·20 claims

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