I have always heard that there are many products of 3M, but how many are patents of 3M?

At present, 3M has more than 7,000 experts and technicians (49% outside the United States), laboratories in more than 35 countries around the world, and 45 core technology platforms, each of which has dozens to hundreds of patents. 3M company obtains more than 500 patents every year. In China, 3M also has many patented technologies independently developed. By the end of 20 10, there were registered inventions (ROI) 1447, and there were more than 270 inventions authorized to apply for national patents in China, among which 170 inventions applied for international patents.