Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. Waddell — 4 Patents

SASamsonite: 3 patents #40 of 132Top 35%
ATAmerican Tourister: 1 patents #15 of 30Top 50%
Bristol, RI: #41 of 144 inventorsTop 30%
Rhode Island: #1,523 of 6,211 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Charles E. Waddell has been granted 4 US patents while listed as an inventor at Samsonite. The first was granted in 1989 and the most recent in March 2003. Charles E. Waddell ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Charles E. Waddell in Bristol, RI, US.

Patents per Year

Patents granted per year, 1989 to 2003Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891997: 1 patents19971998: 1 patents19982003: 1 patents2003

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6533086 Ergonomic upright wheeled luggage Andrew Zionts, William L. King 2003-03-18
D395361 Wheeled upright luggage case Andrew Zionts, Mark T. Salander, Coryndon M. Luxmoore, Glenn Schmierer 1998-06-23
5630521 Ergonomic upright wheeled luggage Andrew Zionts, William L. King, Roland E. Mongeau, David A. Crumrine 1997-05-20 $11,171,000
4854432 Suitcase having removable divider with clothing pockets Lester E. Carpenter 1989-08-08 $4,213,000