Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William Richard Mitchell — 6 Patents

KBKlockner Bartelt: 1 patents #6 of 13Top 50%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
William Richard Mitchell has been granted 6 US patents while listed as an inventor at Klockner Bartelt. The first was granted in 1991 and the most recent in November 2006. William Richard Mitchell ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list William Richard Mitchell in Forbes, FL, AU.

Patents per Year

Patents granted per year, 1991 to 2006Bar chart with a peak of 2 patents in 1998.peak 21991: 1 patents19911995: 1 patents19951998: 2 patents19982001: 1 patents20012006: 1 patents2006

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
RE39373 Hydraulically actuated electronic fuel injection system Sergi Yudanov 2006-11-07
6213093 Hydraulically actuated electronic fuel injection system Sergi Yudanov 2001-04-10
5813965 Machine for transferring and erecting cardboard package blanks Thomas E. Brooker 1998-09-29
5785021 Hydraulically actuated electronic fuel injection system Sergi Yudanov 1998-07-28
5445388 Illuminated playing card board game apparatus 1995-08-29
5056026 User modifiable fuel injection computer Steven Mitchell 1991-10-08