With the analysis among 71 patents, we discovered top 31 key players by total patent application. Lazare Kaplan International, Inc., Hitachi Ltd., Spectra Systems Corp. are dominant in this area. They take 32.39% of the total patent filing.
Lazare Kaplan International, Inc.
New York, United States
Patent: 13
Rhode Island, United States
Patent: 5
Sumitomo Heavy Industries, Ltd.
Minnesota, United States
Patent: 3
California, United States
Patent: 3
LaserSight Technologies, Inc.
Alliant Techsystems, Inc.
No data, please try another search term
With the analysis among related 2 patents applied in the last 5 years. We discover 1 most active companies in this area.
Shenyang Ligong University
Liaoning Sheng, China
Patent: 2
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
Shenyang Ligong University
Liaoning Sheng, China
Patent: 2
With the analysis among 24 patents, we discovered top 8 universities and scientific research institutions by total patent application. Xiamen University, Harbin Engineering University, Harbin Institute of Technology are dominant in this area. They take 41.67% of the total patent filing.
Fujian Sheng, China
Patent: 4
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 3
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
Changchun Sci-Tech University
Jilin Sheng, China
Patent: 2
Shenyang Ligong University
Liaoning Sheng, China
Patent: 2
Shanghai Institute of Optics & Fine Mechanics
Shanghai Shi, China
Patent: 2
Kyoto Institute of Technology
Xi'an Institute of Optics & Precision Mechanics of Cas