JG

John D. Griffiths

HI Holtec International: 26 patents #3 of 34Top 9%
Overall (All Time): #133,436 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
12300399 Storage system for radioactive nuclear waste with pressure surge protection Krishna P. Singh 2025-05-13
12198824 Method for ameliorating impact between components of nuclear fuel storage system Krishna P. Singh 2025-01-14
12080440 Nuclear waste cask with impact protection, impact amelioration system for nuclear fuel storage, unventilated cask for storing nuclear waste, and storage and transport cask for nuclear waste Krishna P. Singh, Charles W. BULLARD, II, Xuejun ZHAI 2024-09-03
11881324 Storage system for radioactive nuclear waste with pressure surge protection Krishna P. Singh 2024-01-23
11742102 System and method for preparing a container loaded with wet radioactive elements for dry storage Krishna P. Singh 2023-08-29
11721447 Impact amelioration system for nuclear fuel storage Krishna P. Singh 2023-08-08
11610696 Nuclear waste cask with impact protection, impact amelioration system for nuclear fuel storage, unventilated cask for storing nuclear waste, and storage and transport cask for nuclear waste Krishna P. Singh, Charles W. BULLARD, II, Xuejun ZHAI 2023-03-21
11515054 Method of retrofitting a spent nuclear fuel storage system Stephen J. Agace, Stephen Thompson, Richard M. Springman 2022-11-29
11488737 Cooling system for casks containing high level nuclear waste Krishna P. Singh, Debabrata Mitra-Majumdar, Abrar Hasan MOHAMMAD 2022-11-01
11443862 Storage system for radioactive nuclear waste with pressure surge protection Krishna P. Singh 2022-09-13
11373774 Ventilated transfer cask Krishna P. Singh 2022-06-28
10839969 System and method for preparing a container loaded with wet radioactive elements for dry storage Krishna P. Singh 2020-11-17
10811154 Container for radioactive waste Krishna P. Singh, Joseph Albert Meckley, Stephen J. Agace 2020-10-20
10535440 Snap-in insert for reactivity control in spent nuclear fuel pools and casks Stephen J. Agace, Stephen Thompson, Richard M. Springman 2020-01-14
10418136 System and method for reclaiming energy from heat emanating from spent nuclear fuel Krishna P. Singh, Debabrata Mitra-Majumdar 2019-09-17
10229764 System and method for preparing a container loaded with wet radioactive elements for dry storage Krishna P. Singh 2019-03-12
9779843 Radioactive material storage canister Krishna P. Singh, Joseph Albert Meckley 2017-10-03
9685248 Snap-in insert for reactivity control in spent nuclear fuel pools and casks Stephen J. Agace, Stephen Thompson, Richard M. Springman 2017-06-20
9514853 System for storing high level radioactive waste Krishna P. Singh 2016-12-06
9466400 Ventilated transfer cask with lifting feature Krishna P. Singh 2016-10-11
9293229 Ventilated system for storing high level radioactive waste Krishna P. Singh 2016-03-22
9165690 System and method for preparing a container loaded with wet radioactive elements for dry storage Krishna P. Singh 2015-10-20
9001958 System and method for reclaiming energy from heat emanating from spent nuclear fuel Krishna P. Singh, Debabrata Mitra-Majumdar 2015-04-07
8905259 Ventilated system for storing high level radioactive waste Krishna P. Singh 2014-12-09
8718221 Method of transferring high level radioactive materials, and system for the same Krishna P. Singh 2014-05-06