Growing community of inventors

Bedford, NH, United States of America

David A Walch

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 8

David A Walch ↔ Philip Leland Hower (3 patents)David A Walch ↔ John Lin (3 patents)David A Walch ↔ Steven L Merchant (3 patents)David A WalchDavid A Walch (3 patents)Philip Leland HowerPhilip Leland Hower (48 patents)John LinJohn Lin (26 patents)Steven L MerchantSteven L Merchant (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Texas Instruments Corporation (3 from 29,245 patents)


3 patents:

1. 7910417 - Distributed high voltage JFET

2. 7605412 - Distributed high voltage JFET

3. 7417270 - Distributed high voltage JFET

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as of
12/9/2025
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