With the analysis among 38,807 patents, we discovered top 480 key players by total patent application. Shimano, Inc., Ryobi Ltd., PetroChina Co., Ltd. are dominant in this area. They take 12.24% of the total patent filing.
With the analysis among related 20,416 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Shimano, Inc., PetroChina Co., Ltd., Zhejiang Ocean University take 4.20% of patent filing during this period.
With the analysis among related 20,416 patents in last 5 years, we discover 218 new entrants. Saudi Arabian Oil Co., Minjiang University, Powerchina Huadong Engineering Corp. Ltd. are the most active new entrants in this area.
With the analysis among 4,958 patents, we discovered top 389 universities and scientific research institutions by total patent application. Zhejiang Ocean University, Shanghai Ocean University, Guangdong Ocean University are dominant in this area. They take 11.74% of the total patent filing.