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

Michael Ingham — 3 Patents

VPVickers Plc: 1 patents #14 of 44Top 35%
Tadley, GB: #10 of 29 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Michael Ingham has been granted 3 US patents while listed as an inventor at Vickers Plc. The first was granted in 1986 and the most recent in November 2001. Michael Ingham ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Michael Ingham in Tadley, GB.

Patents per Year

Patents granted per year, 1986 to 2001Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861994: 1 patents19942001: 1 patents2001

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6314795 Leak tracing 2001-11-13
5278030 Developer solution comprising ethyl hexyl sulphate, a surfactant, an alkaline material and having a pH of not less than 12 Paul A. Styan 1994-01-11
4577948 Method and apparatus for controlling the processing of radiation sensitive plates with a liquid by monitoring the electrical conductivity of the liquid Leslie E. Lawson 1986-03-25