How many patents does sumitomo metal industries have?
Answer: Sumitomo Metal Industries has 7,735 patents for the period 2009 - 2023.
There are 1,913 patent families with 2,173 granted patents and 5,562 applications patents.
The key filing countries are RoW: 2,327 | JP: 1,755 | EP: 1,322 | CN: 879 | US: 877 | WO: 351 | KR: 224.