With the analysis among 150 patents, we discovered top 63 key players by total patent application. 3M Innovative Properties Co., K.W. Muth Co., Inc., Donnelly Corp. are dominant in this area. They take 23.33% of the total patent filing.
Minnesota, United States
Patent: 20
Wisconsin, United States
Patent: 8
Michigan, United States
Patent: 7
New York, United States
Patent: 4
Nordrhein-Westfalen, Germany
Patent: 4
Rheinland-Pfalz, Germany
Patent: 4
Connecticut, United States
Patent: 4
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With the analysis among related 17 patents applied in the last 5 years. We discover 11 most active companies in this area. The fast-growing Heraeus Quarzglas GmbH & Co. KG, Musco Corp., Shin-Etsu Quartz Products Co., Ltd. take 52.94% of patent filing during this period.
Iowa, United States
Patent: 3
Guangdong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among related 17 patents in last 5 years, we discover 9 new entrants. Heraeus Quarzglas GmbH & Co. KG, Musco Corp., Shin-Etsu Quartz Products Co., Ltd. are the most active new entrants in this area.
Iowa, United States
Patent: 3
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among 8 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1