Not a company.
Panasonic and Philips are two different companies, the difference is:
One, the company belongs to a different country
Panasonic is a famous Japanese electronics manufacturer, is a Japanese multinational company; Philips is known as the Royal Philips, is a Dutch multinational company.
Second, the company was founded at a different time
Matsushita was founded in 1918; Philips was founded in 1891 in the Netherlands.
Three, the different scale of the enterprise
Philips has reached 128,100 employees worldwide in 2007, has production bases in 28 countries around the world, has sales organizations in 150 countries, and owns 80,000 patents.
Panasonic has more than 230 companies around the world with a total of more than 290,493 employees. In 2001, sales totaled more than $61 billion, making Panasonic the 26th of the world's top 500 manufacturing companies.
Baidu Encyclopedia - Philips
Baidu Encyclopedia - Panasonic