How many patents does nippon steel & sumikin stainless steel corporation have?
Answer: Nippon Steel & Sumikin Stainless Steel Corporation has 2,093 patents for the period 2009 - 2023.
There are 446 patent families with 708 granted patents and 1,385 applications patents.
The key filing countries are JP: 636 | RoW: 308 | EP: 285 | CN: 274 | KR: 223 | US: 200 | WO: 167.