With the analysis among 740 patents, we discovered top 467 key players by total patent application. Wuxi Weifu Lida Catalytic Converter Co., Ltd., Snap-On, Inc., Dell, Inc. are dominant in this area. They take 5.68% of the total patent filing.
Jiangsu Sheng, China
Patent: 21
Wisconsin, United States
Patent: 11
Texas, United States
Patent: 10
California, United States
Patent: 9
Jiangsu Sheng, China
Patent: 8
Illinois, United States
Patent: 6
Iowa, United States
Patent: 6
Illinois, United States
Patent: 5
Taiwan Province, China
Patent: 5
Iowa, United States
Patent: 5
With the analysis among 4 patents, we discovered top 4 start-ups by total patent application. Neutron Holdings, Inc., VAIO Corp., Zhejiang Hozon New Energy Automobile Co., Ltd. are active in this area.
California, United States
Patent: 1
Nagano-ken, Japan
Patent: 1
Zhejiang Hozon New Energy Automobile Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 632 patents applied in the last 5 years. We discover 370 most active companies in this area. The fast-growing Wuxi Weifu Lida Catalytic Converter Co., Ltd., Dell, Inc., Wuxi Pingfeng Auto Purifier Parts Co., Ltd. take 6.17% of patent filing during this period.
Jiangsu Sheng, China
Patent: 21
Texas, United States
Patent: 10
Jiangsu Sheng, China
Patent: 8
Illinois, United States
Patent: 6
Michigan, United States
Patent: 5
Taiwan Province, China
Patent: 5
California, United States
Patent: 5
Illinois, United States
Patent: 4
South Carolina, United States
Patent: 4
Connecticut, United States
Patent: 4
With the analysis among related 632 patents in last 5 years, we discover 354 new entrants. Wuxi Weifu Lida Catalytic Converter Co., Ltd., Dell, Inc., Wuxi Pingfeng Auto Purifier Parts Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 21
Texas, United States
Patent: 10
Jiangsu Sheng, China
Patent: 8
Illinois, United States
Patent: 6
Michigan, United States
Patent: 5
Taiwan Province, China
Patent: 5
New York, United States
Patent: 4
New Hampshire, United States
Patent: 4
Jeollabuk-do, South Korea
Patent: 4
Kansas, United States
Patent: 4
With the analysis among 37 patents, we discovered top 13 universities and scientific research institutions by total patent application. Heilongjiang University, University of Connecticut, Beijing University of Technology are dominant in this area. They take 10.81% of the total patent filing.
Heilongjiang Sheng, China
Patent: 2
Connecticut, United States
Patent: 1
Beijing Shi, China
Patent: 1
Selangor, Malaysia
Patent: 1
Zhejiang Sheng, China
Patent: 1
Tamil Nadu, India
Patent: 1
Guangdong Sheng, China
Patent: 1