With the analysis among 83 patents, we discovered top 22 key players by total patent application. Topcon Corp., Huvitz Co., Ltd., Humphrey Instruments, Inc. are dominant in this area. They take 33.73% of the total patent filing.
Tokyo-to, Japan
Patent: 12
Gyeonggi-do, South Korea
Patent: 10
California, United States
Patent: 6
Aichi-ken, Japan
Patent: 5
Kochi-ken, Japan
Patent: 4
Michigan, United States
Patent: 4
New York, United States
Patent: 4
Anhui Sheng, China
Patent: 4
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With the analysis among related 13 patents applied in the last 5 years. We discover 7 most active companies in this area. The fast-growing Wuhu Aote Optoelectronics Technology Co., Ltd., NS International Ltd., Huvitz Co., Ltd. take 69.23% of patent filing during this period.
Anhui Sheng, China
Patent: 4
Michigan, United States
Patent: 4
Gyeonggi-do, South Korea
Patent: 1
Xi'an Mengheng Electronic Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Taiwan Province, China
Patent: 1
Shenzhen Kesi Glasses Manufacturing Co., Ltd.
Guangdong Sheng, China
Patent: 1
New Jersey, United States
Patent: 1
With the analysis among related 13 patents in last 5 years, we discover 6 new entrants. Wuhu Aote Optoelectronics Technology Co., Ltd., NS International Ltd., Xi'an Mengheng Electronic Technology Co., Ltd. are the most active new entrants in this area.
Anhui Sheng, China
Patent: 4
Michigan, United States
Patent: 4
Xi'an Mengheng Electronic Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Taiwan Province, China
Patent: 1
Shenzhen Kesi Glasses Manufacturing Co., Ltd.
Guangdong Sheng, China
Patent: 1
New Jersey, United States
Patent: 1
With the analysis among 2 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1