JH

John B. Hennessy

DZ Development Finance Corporation Of New Zeland: 1 patents #14 of 33Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Auckland, CA: #35 of 48 inventorsTop 75%
Overall (All Time): #1,308,403 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4437130 Cassette adapter for eight track machines Derek Lane 1984-03-13
4352245 Distance indicating devices Rodney J. Twizell 1982-10-05
4270274 Animal fat indicator 1981-06-02
4227313 Compasses 1980-10-14