IC

Ian David Chapman

BL British Telecommunications Public Limited: 1 patents #627 of 1,458Top 45%
📍 West Wickham, GB: #9 of 16 inventorsTop 60%
Overall (All Time): #3,573,206 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6192231 Telephone apparatus Stephen J Buttery, Simon Walker 2001-02-20