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

Wendell S. Bell — 12 Patents

STSpan Tech: 11 patents #6 of 21Top 30%
BDBuckman Jet Drilling: 1 patents #4 of 12Top 35%
Smiths Grove, KY: #1 of 6 inventorsTop 20%
Kentucky: #881 of 11,577 inventorsTop 8%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Wendell S. Bell has been granted 12 US patents while listed as an inventor at Span Tech. The first was granted in 2000 and the most recent in July 2009. Wendell S. Bell ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Wendell S. Bell in Smiths Grove, KY, US.

Patents per Year

Patents granted per year, 2000 to 2009Bar chart with a peak of 3 patents in 2001.peak 32000: 2 patents20002001: 3 patents20012002: 2 patents20022003: 3 patents20032005: 1 patents20052009: 1 patents2009

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7559421 Modular link conveyor chain with return run support arrangement Michael D. McDaniel 2009-07-14
D505764 Modular guide link for conveyor chain Michael D. McDaniel, Stephen C. Fye 2005-05-31
6668948 Nozzle for jet drilling and associated method William G. Buckman, Sr., Thomas L. Dotson, Michael D. McDaniels 2003-12-30
D483168 Modular guide link for conveyor chain Michael D. McDaniel 2003-12-02
6585110 Modular conveyor system with side flexing belt having roller support James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2003-07-01
6471046 Reduced drag side flexing conveyor system James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2002-10-29
6364095 Modular conveyor system with side flexing belt having roller support James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2002-04-02
6298982 External guide assembly for reducing conveyor belt drag James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2001-10-09
6253911 Reduced drag side flexing conveyor system James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2001-07-03
6202834 Modular link conveyor with I-beam guide rail James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2001-03-20
6129202 Reduced drag side flexing conveyor system James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2000-10-10
6125995 External guide assembly for reducing conveyor belt drag James L. Layne, Michael D. McDaniel, Mark Thomas Johnson 2000-10-03