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

Charles Maitland — 4 Patents

FTFluor Technologies: 4 patents #36 of 227Top 20%
Houston, TX: #5,436 of 21,073 inventorsTop 30%
Texas: #33,915 of 125,132 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Charles Maitland has been granted 4 US patents while listed as an inventor at Fluor Technologies. The first was granted in 2000 and the most recent in December 2017. Charles Maitland ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Charles Maitland in Houston, TX, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9852389 Systems for improving cost effectiveness of coking systems Leslie P. Antalffy, Kenneth D. Kirkpatrick, George Miller, Barry Millet 2017-12-26
9235820 Systems and methods for modifying an operating parameter of a coking system and adding a coke drum Leslie P. Antalffy, Kenneth D. Kirkpatrick, George Miller, Barry Millet 2016-01-12
7578984 Regeneration of caustic solutions 2009-08-25
6113745 Coke drum system with movable floor Bruce Kerr, Samuel A. Martin, Michael B. Knowles, Leslie P. Antalffy 2000-09-05