Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas P. Walker — 4 Patents

BTBolder Technologies: 3 patents #1 of 6Top 20%
Calgary, CA: #985 of 5,407 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Thomas P. Walker has been granted 4 US patents while listed as an inventor at Bolder Technologies. The first was granted in 1996 and the most recent in December 1999. Thomas P. Walker ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Thomas P. Walker in Calgary, AB, CA.

Patents per Year

Patents granted per year, 1996 to 1999Bar chart with a peak of 2 patents in 1999.peak 21996: 1 patents19961997: 1 patents19971999: 2 patents1999

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6004689 Battery case Tristan E. Juergens 1999-12-21 $2,400,000
5895728 Battery case Tristan E. Juergens 1999-04-20 $1,308,000
5677078 Method and apparatus for assembling electrochemical cell using elastomeric sleeve Tristan E. Juergens 1997-10-14 $1,521,000
5565080 Preparation of anhydrous magnesium chloride-containing melts from hydrated magnesium chloride John G. Peacey, Mark W. Kennedy 1996-10-15