Texas NPE Dynavair LLC has launched litigation for the first time, asserting a single patent (6,271,645) against a dozen defendants, including AMS, Atmel, Cobham Advanced Electronic Solutions, Eaton, Intersil, Linear Technology, Microchip Technology, NXP Semiconductors (Freescale), OKW Electronics, Samsung, SII Semiconductor, and TI. The ‘645 patent generally relates to balancing energy levels between batteries within a pack. The complaints target the defendants’ cell balancing circuit products, particularly (although not exclusively) for implementation among multiple Li-ion batteries.
