JH

John H. M. Hardy

TO The Post Office: 3 patents #1 of 117Top 1%
📍 The Hague, NL: #137 of 926 inventorsTop 15%
Overall (All Time): #1,263,223 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6942379 Clock assembly having an adjustable configuration 2005-09-13
4430733 Switching of digital signals Robert E. Barrett, Anthony R. Allwood, Garth I. Riley, John Hovell, Donald W. Smith +2 more 1984-02-07
4360911 Digital signal switch system having space switch located between time switches 1982-11-23
4306303 Switching of digital signals 1981-12-15