ElringKlinger, Infineon, Solar Impulse.

ElringKlinger invests: German parts manufacturer ElringKlinger plans to invest 10m euros to start developing their own complete battery system for electric vehicles. The company is currently seeking partners in Asia to manufacture cells. They could be ready start building in three to five years.
badische-zeitung.de (in German)

Powertrain inverters: Infineon Technologies is working together with TDK to develop a solution for inverters to be easily used in electric powertrains. This enables developers to quickly test and implement concepts. They have improved upon Infineon’s existing HybridPACK, using the latest IGBT3 chip and installing six DC terminals. The new tool will have both automotive and industrial applications.
chargedevs.com, tdk.edu

Solar Impulse returns: The solar-powered aircraft, Solar Impulse 2, had to land in Hawaii last summer during its flight around the world. Now, its two pilots are ready to continue their 35,000km trip across the Atlantic Ocean. The flight is set to resume in April, with 25 days of flying spread over five months. The plane is powered by 17,000 solar cells and on-board rechargeable lithium batteries.
dailymail.co.uk