Inventor
SVRCEK MATT
US46 patents
⚠️ This page may combine multiple inventors who share the name “SVRCEK MATT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAINSPRING ENERGY INC
21 patentsUS11767915B2Sep 26, 2023
Piston sealing ring assembly having a gap cover element
MAINSPRING ENERGY INC4 citations85
US11346445B2May 31, 2022
Piston sealing ring assemblies
MAINSPRING ENERGY INC6 citations85
US11404937B2Aug 2, 2022
Integrated linear generator system
MAINSPRING ENERGY INC11 citations83
US12188457B2Jan 7, 2025
Sealing ring assemblies configured for pressure locking
MAINSPRING ENERGY INC1 citations74
US11525391B2Dec 13, 2022
High-efficiency linear generator
MAINSPRING ENERGY INC2 citations73
US12078250B2Sep 3, 2024
Piston sealing ring assemblies
MAINSPRING ENERGY INC1 citations72
US11530691B2Dec 20, 2022
Sealing ring assemblies configured for pressure locking
MAINSPRING ENERGY INC3 citations72
US11193588B2Dec 7, 2021
Reinforced sealing rings
MAINSPRING ENERGY INC4 citations70
US12560235B2Feb 24, 2026
Piston sealing ring assembly having a gap cover element
MAINSPRING ENERGY INC0 citations62
US12421890B2Sep 23, 2025
High-efficiency linear generator
MAINSPRING ENERGY INC0 citations62
US12078249B2Sep 3, 2024
Piston sealing ring assembly having a gap cover element
MAINSPRING ENERGY INC0 citations62
US12000331B2Jun 4, 2024
High-efficiency linear generator
MAINSPRING ENERGY INC0 citations62
US11946435B2Apr 2, 2024
Open-faced piston assembly
MAINSPRING ENERGY INC0 citations62
US11619303B2Apr 4, 2023
Piston seal with solid lubricant applicator
MAINSPRING ENERGY INC0 citations62
USRE49259EOct 25, 2022
Methods and systems for managing a clearance gap in a piston engine
MAINSPRING ENERGY INC0 citations62
US11313318B2Apr 26, 2022
Open-faced piston assembly
MAINSPRING ENERGY INC0 citations62
US11236827B2Feb 1, 2022
Piston-integrated gap cover
MAINSPRING ENERGY INC1 citations62
US12556063B2Feb 17, 2026
Integrated linear generator system
MAINSPRING ENERGY INC0 citations60
US12027956B2Jul 2, 2024
Integrated linear generator system
MAINSPRING ENERGY INC0 citations60
US11750065B2Sep 5, 2023
Integrated linear generator system
MAINSPRING ENERGY INC0 citations60
US11746904B2Sep 5, 2023
Reinforced sealing rings
MAINSPRING ENERGY INC0 citations59
ETAGEN INC
18 patentsUS9856821B1Jan 2, 2018
Open-faced piston assembly
ETAGEN INC13 citations92
US10927953B2Feb 23, 2021
Piston seal with solid lubricant applicator
ETAGEN INC7 citations84
US9567898B2Feb 14, 2017
High-efficiency linear combustion engine
ETAGEN INC5 citations84
US10975966B2Apr 13, 2021
Piston sealing ring assembly having a gap cover element
ETAGEN INC7 citations83
US10443727B2Oct 15, 2019
Sealing ring assemblies configured for pressure locking
ETAGEN INC12 citations83
US10436322B2Oct 8, 2019
Piston sealing ring assemblies
ETAGEN INC8 citations83
US10851708B2Dec 1, 2020
High-efficiency linear combustion engine
ETAGEN INC2 citations73
US10359002B2Jul 23, 2019
Open-faced piston assembly
ETAGEN INC3 citations73
US10221759B2Mar 5, 2019
High-efficiency linear combustion engine
ETAGEN INC2 citations73
US10024231B2Jul 17, 2018
High-efficiency linear combustion engine
ETAGEN INC2 citations73
US10731759B2Aug 4, 2020
Reinforced sealing rings
ETAGEN INC4 citations70
US10215229B2Feb 26, 2019
Mechanism for maintaining a clearance gap
ETAGEN INC1 citations62
US10006401B2Jun 26, 2018
Methods and systems for managing a clearance gap in a piston engine
ETAGEN INC1 citations62
US8656895B2Feb 25, 2014
Methods and systems for managing a clearance gap in a piston engine
ETAGEN INC3 citations62
US10669969B2Jun 2, 2020
Open-faced piston assembly
ETAGEN INC0 citations52
US8899192B2Dec 2, 2014
Methods and systems for managing a clearance gap in a piston engine
ETAGEN INC0 citations52
US8770090B2Jul 8, 2014
Methods and systems for managing a clearance gap in a piston engine
ETAGEN INC0 citations52
US10465795B2Nov 5, 2019
Piston-integrated gap cover
ETAGEN INC0 citations51
SIMPSON ADAM
3 patentsLAWLER JOHN
3 patentsUS9097203B2Aug 4, 2015
Methods and systems for managing a clearance gap in a piston engine
LAWLER JOHN3 citations61
US9169797B2Oct 27, 2015
Methods and systems for managing a clearance gap in a piston engine
LAWLER JOHN0 citations51
US8720317B2May 13, 2014
Methods and systems for managing a clearance gap in a piston engine
LAWLER JOHN1 citations51