TH

Timothy James Held

ES Echogen Power Systems: 27 patents #1 of 17Top 6%
GE: 19 patents #1,473 of 36,430Top 5%
DR Dresser-Rand: 1 patents #118 of 306Top 40%
Overall (All Time): #52,008 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 25 most recent of 51 patents

Patent #TitleCo-InventorsDate
12331664 Waste heat integration into pumped thermal energy storage Jason A. Mallinak, Jason D. Miller 2025-06-17
11629638 Three reservoir electric thermal energy storage system 2023-04-18
11585244 Systems and methods for generating electricity via a pumped thermal energy storage system 2023-02-21
11435120 Split expansion heat pump cycle Jason D. Miller 2022-09-06
11187112 Systems and methods for generating electricity via a pumped thermal energy storage system 2021-11-30
10934895 Heat engine systems with high net power supercritical carbon dioxide circuits Joshua Giegel 2021-03-02
10883388 Systems and methods for generating electricity via a pumped thermal energy storage system 2021-01-05
10495098 Systems and methods for balancing thrust loads in a heat engine system Jason Lee Preuss 2019-12-03
10472994 Systems and methods for controlling the pressure of a working fluid at an inlet of a pressurization device of a heat engine system Vamshi Krishna Avadhanula, Jason D. Miller, Katherine Hart 2019-11-12
10024198 Heat engine system including an integrated cooling circuit Jason D. Miller 2018-07-17
9932861 Systems and methods for controlling backpressure in a heat engine system having hydrostaic bearings Jason Lee Preuss 2018-04-03
9926811 Control methods for heat engine systems having a selectively configurable working fluid circuit Joshua Giegel, Brett A. Bowan, Cameron Close 2018-03-27
9863282 Automated mass management control Katherine Hart 2018-01-09
9816403 Thermal energy conversion method Stephen Hostler, Jason D. Miller, Brian F. Hume 2017-11-14
9458738 Heat engine and heat to electricity systems and methods with working fluid mass management control Stephen Hostler, Jason D. Miller, Michael Louis Vermeersch, Tao Xie 2016-10-04
9441504 System and method for managing thermal issues in one or more industrial processes 2016-09-13
9410449 Driven starter pump and start sequence Michael Louis Vermeersch, Tao Xie 2016-08-09
9341084 Supercritical carbon dioxide power cycle for waste heat recovery Tao Xie, Michael Louis Vermeersch 2016-05-17
9284855 Parallel cycle heat engines Michael Louis Vermeersch, Tao Xie, Jason D. Miller 2016-03-15
9115605 Thermal energy conversion device Stephen Hostler, Jason D. Miller, Brian F. Hume 2015-08-25
9062898 Carbon dioxide refrigeration cycle Michael Louis Vermeersch, Tao Xie 2015-06-23
9014791 System and method for managing thermal issues in gas turbine engines 2015-04-21
8966901 Heat engine and heat to electricity systems and methods for working fluid fill system Jason D. Miller 2015-03-03
8869531 Heat engines with cascade cycles 2014-10-28
8857186 Heat engine cycles for high ambient conditions 2014-10-14