Unified Patents, through its subsidiary Unified IP Services, plans to release charted prior art on Bunker Hill patents weekly until its assertion of invalid patents ceases. Unified IP Services has released several charts within the last few weeks:

Unified’s IP Services using Pearl successfully identified and charted prior art against patents owned by Bunker Hill, an NPE and entity of Dominion Harbor Enterprises. U.S. Patent 9,821,668 generally focuses on optimizing the total recharge time for energy storage devices in electric vehicles (EVs). U.S. Patent 8,086,364 outlines a system for optimizing the usage of energy storage components in vehicles by utilizing algorithms to match a vehicle's current location with map data, thereby enabling strategic energy use based on route information. U.S. Patent 10,549,648 features a multi-channel DC bus assembly, two traction motors, a transmission with planetary gears, and an internal combustion engine. U.S. Patent 11,374,508 focuses on an advanced drive system for vehicles featuring dual electric motors, a power conversion device, an energy storage system (ESS), a transmission, a power split device with planetary sets, and an energy management system (EMS).

The prior art was found and charted by Alejandro Borge & Oscar Arguello of Unified IP Services and Elaine Chow of Unified Patents.

Identified Prior Art on U.S. Patent 8,086,364 (click to download chart)

Identified Prior Art on U.S. Patent 10,549,648 (click to download chart)

Identified Prior Art on U.S. Patent 11,374,508 (click to download chart)