With the analysis among 275 patents, we discovered top 85 key players by total patent application. Grumman Aerospace Corp., Litton Industries, Inc., Ernst Leitz Wetzlar GmbH are dominant in this area. They take 30.18% of the total patent filing.
North Carolina, United States
Patent: 45
California, United States
Patent: 22
Hessen, Germany
Patent: 16
Virginia, United States
Patent: 10
Telefonaktiebolaget LM Ericsson
WAKEFIELD, United Kingdom
Patent: 7
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 9 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing Optalysys Ltd., Huawei Technologies Co., Ltd., Beijing Institute of Technology take 55.56% of patent filing during this period.
WAKEFIELD, United Kingdom
Patent: 3
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 9 patents in last 5 years, we discover 3 new entrants.
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 49 patents, we discovered top 13 universities and scientific research institutions by total patent application. Massachusetts Institute of Technology, Dresden University of Technology, University of Bordeaux 1 are dominant in this area. They take 32.65% of the total patent filing.
Massachusetts, United States
Patent: 5
Sachsen, Germany
Patent: 4
Bretagne, France
Patent: 3
California, United States
Patent: 2
Beijing Shi, China
Patent: 2
Aichi-ken, Japan
Patent: 2
Ohio, United States
Patent: 1
Connecticut, United States
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1