With the analysis among 88 patents, we discovered top 34 key players by total patent application. Grumman Aerospace Corp., Litton Industries, Inc., Ernst Leitz Wetzlar GmbH are dominant in this area. They take 26.14% of the total patent filing.
North Carolina, United States
Patent: 9
California, United States
Patent: 7
WAKEFIELD, United Kingdom
Patent: 4
Kent, United Kingdom
Patent: 4
New Hampshire, United States
Patent: 4
Hampshire, United Kingdom
Patent: 3
Telefonaktiebolaget LM Ericsson
California, United States
Patent: 3
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With the analysis among related 8 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 50.00% of patent filing during this period.
WAKEFIELD, United Kingdom
Patent: 2
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 8 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 7 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1
Sachsen, Germany
Patent: 1
Bretagne, France
Patent: 1