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USPTO Patent Rankings Data through Dec 31, 2025
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Charles L. Smith — 26 Patents

CSConversion Systems: 6 patents #1 of 10Top 10%
RORoku: 5 patents #88 of 379Top 25%
MMMcelroy Metal Mill: 3 patents #1 of 5Top 20%
Basf Se: 1 patents #8,065 of 13,826Top 60%
TRThe Firestone Tire & Rubber: 1 patents #111 of 233Top 50%
IBM: 1 patents #44,878 of 70,183Top 65%
Andover, MA: #76 of 1,295 inventorsTop 6%
Massachusetts: #3,939 of 88,656 inventorsTop 5%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Charles L. Smith has been granted 26 US patents while listed as an inventor at Conversion Systems. The first was granted in 1981 and the most recent in January 2025. Charles L. Smith ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Charles L. Smith in Andover, MA, US.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12200302 Media device upgrading system with networking capabilities David Mendenhall, David Sharp, Mark Ely, Jim Funk, Andrew Schultz +1 more 2025-01-14
11665401 Media device upgrading system with a native user interface David Mendenhall, David Sharp, Mark Ely, Jim Funk, Andrew Schultz +1 more 2023-05-30 $22,473,000
11639604 Triangular standing seam metal roof panel and cover system — 2023-05-02
11399213 Media device upgrading system David Mendenhall, David Sharp, Mark Ely, Jim Funk, Andrew Schultz +1 more 2022-07-26
11372531 Controlling display device settings from a mobile device touch interface Steve Shaw-Jong Liu, James H. Shaw, Anita Ranganath, Gregory S. Gates, Michael Fu +3 more 2022-06-28
10528241 Controlling display device settings from a mobile device touch interface Steve Shaw-Jong Liu, James H. Shaw, Anita Ranganath, Gregory S. Gates, Michael Fu +3 more 2020-01-07
9404262 Standing seam metal panel recover for shingled roofs — 2016-08-02
D728194 Neckwear — 2015-05-05
8938924 Standing seam metal panel roof recover — 2015-01-27
8887464 Metal panel roof recover — 2014-11-18
8713864 Skylight for metal panel roof — 2014-05-06
D526027 Chessboard — 2006-08-01
6679823 Treatment of electric arc furnace dust to resist acid and alkaline leaching of heavy metals — 2004-01-20
6647112 One-number global-services international numbering plan — 2003-11-11
6191320 Finishing of neopentyl glycol Stefan Käshammer, Andreas Klein, Winfried Müller 2001-02-20 $337,000
5779496 Sliding connector block system for electronic devices Nancy J. Bolinger, Gary C. Bethurum, David C. Brower, Kenneth Wayne Maynor 1998-07-14 $15,917,000
5569152 Buffering of cementitious hazardous waste compositions containing electric arc furnace dust — 1996-10-29
5322389 Method for transporting a cementitious mixture to an underground space — 1994-06-21
D342807 Disposable razor — 1993-12-28
5256197 Abrasion-resistant synthetic article and method of making — 1993-10-26
5245122 Method and mixture for treating electric arc furnace dust — 1993-09-14
5211750 Synthetic aggregate and landfill method John J. Juzwiak 1993-05-18
4836386 Sorting system — 1989-06-06
4613374 Pozzolanically stabilized compositions having improved permeability coefficients — 1986-09-23
4561704 ATM Enclosure — 1985-12-31

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Mariola FOTIN-MLECZEK26
Daisuke NODA26
ROBERT JACOB PET26
Van S. Chandler26
Mark S. Fredrickson26
Ming Li26