Assignee
SAPPHIRE TECH INC
US·20 granted patents·7 pending applications·27 citations·filing 2021–2025
Top patents by PatentIndex Score
27 records- 0195US11594937B1Process integration in electrical power generationSAPPHIRE TECH INC·Filed 2022·Granted Feb 28, 2023·4 cites·12 claims
- 0294US12027732B2Fuel cell temperature controlSAPPHIRE TECH INC·Filed 2022·Granted Jul 2, 2024·3 cites·18 claims
- 0394US11611263B1Electrical power generationSAPPHIRE TECH INC·Filed 2022·Granted Mar 21, 2023·8 cites·21 claims
- 0492US11619140B1Producing power with turboexpander generators based on specified output conditionsSAPPHIRE TECH INC·Filed 2022·Granted Apr 4, 2023·2 cites·25 claims
- 0589US12212214B2Hydrogen applications for turboexpander machinesSAPPHIRE TECH INC·Filed 2022·Granted Jan 28, 2025·1 cites·19 claims
- 0689US11795873B1Modular design of turboexpander componentsSAPPHIRE TECH INC·Filed 2022·Granted Oct 24, 2023·5 cites·19 claims
- 0786US12000291B2Hydrogen cooling turboexpanderSAPPHIRE TECH INC·Filed 2022·Granted Jun 4, 2024·1 cites·19 claims
- 0886US11686223B1Capturing and utilizing waste heat in electrical power generationSAPPHIRE TECH INC·Filed 2022·Granted Jun 27, 2023·2 cites·20 claims
- 0985US11994115B2Turboexpander islanding operationSAPPHIRE TECH INC·Filed 2022·Granted May 28, 2024·1 cites·20 claims
- 1075US12410777B2Turboexpander islanding operationSAPPHIRE TECH INC·Filed 2024·Granted Sep 9, 2025·0 cites·21 claims
- 1170US12316197B2Brake resistor design for controlling rotor speed during generator shutdown sequenceSAPPHIRE TECH INC·Filed 2022·Granted May 27, 2025·0 cites·19 claims
- 1270US12289034B2Process integration in electrical power generationSAPPHIRE TECH INC·Filed 2022·Granted Apr 29, 2025·0 cites·19 claims
- 1370US2025215814A1Cooling gas recovered from a wellSAPPHIRE TECH INC·Filed 2025·Application pending·0 cites
- 1465US12258887B2Cooling gas recovered from a wellSAPPHIRE TECH INC·Filed 2023·Granted Mar 25, 2025·0 cites·13 claims
- 1562US12449195B2Conditioning gas for a pipelineSAPPHIRE TECH INC·Filed 2023·Granted Oct 21, 2025·0 cites·16 claims
- 1662US12374963B2Turboexpander system with low voltage ride through control architectureSAPPHIRE TECH INC·Filed 2022·Granted Jul 29, 2025·0 cites·17 claims
- 1762US2025341347A1Turboexpansion reversible heat pump cycleSAPPHIRE TECH INC·Filed 2024·Application pending·0 cites
- 1861US12503955B2Pressure control in a turboexpanderSAPPHIRE TECH INC·Filed 2023·Granted Dec 23, 2025·0 cites·21 claims
- 1960US12374960B2Hydrogen production using electrical power generated by gas pressure letdownSAPPHIRE TECH INC·Filed 2022·Granted Jul 29, 2025·0 cites·15 claims
- 2057US12286953B2Energy recovery from a gas wellSAPPHIRE TECH INC·Filed 2022·Granted Apr 29, 2025·0 cites·21 claims
- 2157US2025290004A1Natural gas processing with co-generation of powerSAPPHIRE TECH INC·Filed 2024·Application pending·0 cites
- 2253US2025369426A1Subsea Power GenerationSAPPHIRE TECH INC·Filed 2024·Application pending·0 cites
- 2348US12104493B2Producing power with turboexpander generators based on specified output conditionsSAPPHIRE TECH INC·Filed 2022·Granted Oct 1, 2024·0 cites·31 claims
- 2446US12546283B2Electrical power generated by carbon dioxide gas pressure letdownSAPPHIRE TECH INC·Filed 2023·Granted Feb 10, 2026·0 cites·10 claims
- 2543US2024229676A1Pressure control valve for turboexpander overspeed protectionSAPPHIRE TECH INC·Filed 2023·Application pending·0 cites
- 2640US2023323774A1Producing power with turboexpander generators based on specified output conditionsSAPPHIRE TECH INC·Filed 2022·Application pending·0 cites
- 2739US2022389831A1Regulating flow through a turbo expander generatorSAPPHIRE TECH INC·Filed 2021·Application pending·0 cites
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