Patent assignee · US · COMPANY

Achates Power, Inc.

142Patents
137Active
142Granted
58Portfolio score

Filing activity: Jun 10, 2004 → Aug 7, 2024 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7861679B2 Cylinder and piston assemblies for opposed piston engines Mechanical Engineering; Lighting; Heating 76 Active
US7360511B2 Opposed piston engine Mechanical Engineering; Lighting; Heating 33 Expired
US8549854B2 EGR constructions for opposed-piston engines Emerging Cross-Sectional Technologies 31 Active
US7156056B2 Two-cycle, opposed-piston internal combustion engine Mechanical Engineering; Lighting; Heating 29 Expired
US7640910B2 Opposed piston internal-combustion engine with hypocycloidal drive and generator apparatus Mechanical Engineering; Lighting; Heating 27 Active
US8800528B2 Combustion chamber constructions for opposed-piston engines Emerging Cross-Sectional Technologies 24 Active
US9309807B2 Combustion chamber constructions for opposed-piston engines Emerging Cross-Sectional Technologies 19 Active
US8820294B2 Fuel injection spray patterns for opposed-piston engines Emerging Cross-Sectional Technologies 17 Active
US8485147B2 Impingement cooling of cylinders in opposed-piston engines Mechanical Engineering; Lighting; Heating 17 Active
US7784436B2 Two-cycle, opposed-piston internal combustion engine Mechanical Engineering; Lighting; Heating 17 Active
US7270108B2 Opposed piston, homogeneous charge pilot ignition engine Emerging Cross-Sectional Technologies 17 Expired
US9512779B2 Swirl-conserving combustion chamber construction for opposed-piston engines Emerging Cross-Sectional Technologies 15 Active
US8539918B2 Multi-cylinder opposed piston engines Mechanical Engineering; Lighting; Heating 13 Active
US9121365B1 Liner component for a cylinder of an opposed-piston engine Mechanical Engineering; Lighting; Heating 11 Active
US9206751B2 Air handling control for opposed-piston engines with uniflow scavenging Emerging Cross-Sectional Technologies 11 Active
US7549401B2 Two-cycle, opposed-piston internal combustion engine Mechanical Engineering; Lighting; Heating 11 Expired
US10450985B2 On-board diagnostics for an opposed-piston engine equipped with a supercharger Emerging Cross-Sectional Technologies 11 Active
US7334570B2 Common rail fuel injection system with accumulator injectors Mechanical Engineering; Lighting; Heating 10 Expired
US9163505B2 Piston constructions for opposed-piston engines Emerging Cross-Sectional Technologies 10 Active
US9175725B2 Rocking journal bearings for two-stroke cycle engines Mechanical Engineering; Lighting; Heating 10 Active
US7591235B2 Opposed piston engine with piston compliance Mechanical Engineering; Lighting; Heating 9 Active
US9284884B2 Trapped burned gas fraction control for opposed-piston engines with uniflow scavenging Emerging Cross-Sectional Technologies 8 Active
US9869258B2 EGR for a two-stroke cycle engine without a supercharger Emerging Cross-Sectional Technologies 8 Active
US9512790B2 System and method for air handling control in opposed-piston engines with uniflow scavenging Emerging Cross-Sectional Technologies 8 Active
US9032927B1 Cold-start strategies for opposed-piston engines Emerging Cross-Sectional Technologies 7 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.