The brand name of a product that is distributed nationally under a brand name owned by the producer or distributor, as opposed to local brands (products distributed only in some areas of the country), and private label brands (products that carry the brand of the retailer rather than the producer.)

is a defunct brand used by Panasonic Corporation (formerly Matsushita Electric Industrial Co., Ltd.) to sell home appliances, personal appliances, and industrial appliances. Neither National Semiconductor nor National Car Rental are related to Panasonic or the "National" brand.