JL

John Lefkus

RS Rad Technology Medical Systems: 5 patents #3 of 11Top 30%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #545,571 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12073954 Shielding facility and method of making thereof John Ford, Ron Johnston, Cynthia E. Keppel, Pawel Ambrozewicz, Eric Landau +1 more 2024-08-27
11982081 Relocatable radiation vault and methods of assembly and use Cheri A. Oquist, Eric Landau 2024-05-14
11851872 Building elements and structures having materials with shielding properties 2023-12-26
11545275 Shielding facility and methods of making thereof John Ford, Ron Johnston, Cynthia E. Keppel, Pawel Ambrozewicz, Eric Landau +1 more 2023-01-03
11479966 Building elements and structures having materials with shielding properties 2022-10-25
11437160 Shielding facility and methods of making thereof John Ford, Ron Johnston, Cynthia E. Keppel, Pawel Ambrozewicz, Eric Landau +1 more 2022-09-06
10876675 Radiation vault module with adjustable base frame Cheri A. Oquist 2020-12-29
10878974 Shielding facility and method of making thereof John Ford, Ron Johnston, Cynthia E. Keppel, Pawel Ambrozewicz, Eric Landau +1 more 2020-12-29
9027297 Relocatable radiation vault and methods of assembly and use Eric Landau, Cheri A. Oquist 2015-05-12