Growing community of inventors

Cambridge, MA, United States of America

Joseph M Van Horn

Average Co-Inventor Count = 4.00

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 77

Joseph M Van Horn ↔ Paul Epstein (3 patents)Joseph M Van Horn ↔ John S Ballas (3 patents)Joseph M Van Horn ↔ John J Mandler, Jr (3 patents)Joseph M Van HornJoseph M Van Horn (3 patents)Paul EpsteinPaul Epstein (12 patents)John S BallasJohn S Ballas (5 patents)John J Mandler, JrJohn J Mandler, Jr (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. American Home Products Corporation (1 from 1,567 patents)

2. American Home Products Corporation (del.) (1 from 41 patents)

3. Brattle Instrument Corporation (1 from 3 patents)


3 patents:

1. 4519396 - Fetal heart rate monitor apparatus and method for combining electrically

2. 4489726 - Apparatus and method for qualitatively selecting between signals

3. 4299234 - Fetal heart rate monitor apparatus and method for combining electrically

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as of
12/7/2025
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