With the analysis among 26,252 patents, we discovered top 467 key players by total patent application. Honeywell International, Inc., Sundstrand Data Control, Koninklijke Philips NV are dominant in this area. They take 4.66% of the total patent filing.
With the analysis among related 8,232 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Apple, Inc., Ford Motor Co. A/S, Southeast University take 3.27% of patent filing during this period.
With the analysis among 5,059 patents, we discovered top 353 universities and scientific research institutions by total patent application. Beihang University, Harbin Engineering University, Southeast University are dominant in this area. They take 8.60% of the total patent filing.