DH

Dirk Hughes-Hartogs

Canon: 2 patents #487 of 2,200Top 25%
🗺 California: #1,869 of 17,285 inventorsTop 15%
Overall (1997): #42,210 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5657381 ISDN fax routing — 1997-08-12
5652782 Digital telephone overcoming international incompatibilities — 1997-07-29