SunPower Corporation designs and manufactures high-efficiency crystalline silicon photovoltaic cells, roof tiles and solar panels based on a silicon all-back-contact solar cell invented at Stanford University. SunPower Corporation is publicly traded on the NASDAQ as SPWRA and SPWRB. SunPower Corporation is a component of the Dow Jones Oil and Gas Index DJUSEN.
The San Francisco 49ers are a professional American football team based in San Francisco, California, playing in the West Division of the National Football Conference (NFC) in the National Football League (NFL). The team was founded in 1946 as a charter member of the All-America Football Conference (AAFC) and joined the NFL in 1950 after the two leagues merged.