With the analysis among 58 patents, we discovered top 31 key players by total patent application. Norotos, Inc., YA-MAN Ltd., Kyocera Corp. are dominant in this area. They take 17.24% of the total patent filing.
California, United States
Patent: 5
Connecticut, United States
Patent: 2
Pennsylvania, United States
Patent: 2
Massachusetts, United States
Patent: 1
Noord-Holland, Netherlands
Patent: 1
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With the analysis among related 19 patents applied in the last 5 years. We discover 8 most active companies in this area. The fast-growing YA-MAN Ltd., Nishikawa Co., Ltd., Shengyang Acoustics (Guangdong) Co., Ltd. take 31.58% of patent filing during this period.
Guangdong Sheng, China
Patent: 1
Oklahoma, United States
Patent: 1
Gongli (Shanghai) Medical Technology Co., Ltd.
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 19 patents in last 5 years, we discover 8 new entrants. YA-MAN Ltd., Nishikawa Co., Ltd., Shengyang Acoustics (Guangdong) Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 1
Oklahoma, United States
Patent: 1
Gongli (Shanghai) Medical Technology Co., Ltd.
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
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