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

Thomas A. Johnson — 6 Patents

LTLanxide Technology: 3 patents #53 of 100Top 55%
TWThe Babcock & Wilcox: 2 patents #252 of 920Top 30%
Lynchburg, VA: #78 of 554 inventorsTop 15%
Virginia: #5,254 of 34,511 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Thomas A. Johnson has been granted 6 US patents while listed as an inventor at Lanxide Technology. The first was granted in 1981 and the most recent in September 1997. Thomas A. Johnson ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Thomas A. Johnson in Lynchburg, VA, US.

Patents per Year

Patents granted per year, 1981 to 1997Bar chart with a peak of 1 patents in 1981.peak 11981: 1 patents19811983: 1 patents19831986: 1 patents19861992: 1 patents19921994: 1 patents19941997: 1 patents1997

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5667898 Self-supporting aluminum titanate composites and products relating thereto Edward M. Anderson, John E. Garnier, Kenneth S. Hatton, Dennis J. Landini, Aspi N. Patel 1997-09-16
5340783 Method of producing self-supporting aluminum titanate composites and products relating thereto Edward N. Anderson 1994-08-23
5139979 Method of producing self-supporting aluminum titanate composites and products relating thereto Edward M. Anderson 1992-08-18
4612240 Thermally matched coatings for ceramic fiber insulation Charles A. Hill 1986-09-16
4378555 Method and apparatus for monitoring unburned particulate accumulation in the exhaust duct of a combustion system Donald R. Demorest, Michael J. Thielemans 1983-03-29
4257812 Fibrous refractory products William G. Long 1981-03-24