Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Mark Haynes — 2 Patents

SPSurface Technology Systems Plc: 2 patents #6 of 20Top 30%
Risca, GB: #2 of 4 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David Mark Haynes has been granted 2 US patents while listed as an inventor at Surface Technology Systems Plc. The first was granted in 2000 and the most recent in July 2001. David Mark Haynes ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Mark Haynes in Risca, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6261962 Method of surface treatment of semiconductor substrates Jyoti Kiron Bhardwaj, Huma Ashraf, Babak Khamsehpour, Janet Hopkins, Alan Michael Hynes +1 more 2001-07-17
6051503 Method of surface treatment of semiconductor substrates Jyoti Kiron Bhardwaj, Huma Ashraf, Babak Khamsehpour, Janet Hopkins, Alan Michael Hynes +1 more 2000-04-18