Inventors with similar research interests:
Location History:
- Toyko, JP (2015 - 2016)
- Itabashi-ku, JP (2006 - 2019)
- Itabashi, JP (2020)
- Tokyo, JP (1987 - 2022)
- Tokyo-to, JP (2003 - 2024)
Company Filing History:
96 out of 1,033 
52 out of 524 
4 out of 90,594 
Years Active: 1987-2025
Title: Kaoru Kumagai: Revolutionizing Surveying Instruments
Introduction:
Kaoru Kumagai, a brilliant innovator hailing from Tokyo-to, JP, is a distinguished inventor in the field of surveying instruments. With an impressive 149 patents to his name, Kumagai is renowned for his contributions to the surveying industry. His groundbreaking inventions have revolutionized the way measurements are taken and have significantly enhanced the accuracy and efficiency of surveying processes.
Latest Patents:
Among Kaoru Kumagai's latest patents is a surveying instrument incorporating wavelength dispersion compensation prisms. This advanced instrument features an optical axis deflector that deflects both the distance measuring and light-receiving optical axes. Additionally, it includes a narrow-angle image pickup module and an arithmetic control module. The optical axis and narrow-angle image pickup optical axis are equipped with wavelength dispersion compensation prisms, ensuring precise distance measurements and compensated dispersion in the captured images.
Kumagai's other recent invention is a comprehensive surveying system. This system consists of a surveying instrument main body, capable of emitting distance measuring light and accurately measuring reflected distance measuring light. The instrument utilizes a distance measuring light projecting module, photodetector, measuring unit, and an optical axis deflector with a reference optical axis. The system also includes a projecting direction detecting module to detect the deflection angle and direction of the distance measuring optical axis. The precise control provided by Kumagai's innovation enables accurate and efficient measurements.
Career Highlights:
Throughout his career, Kaoru Kumagai has made significant contributions to the field of surveying through his work with renowned companies such as Topcon Corporation and Kabushiki Kaisha Topcon. These collaborations provided Kumagai with vital resources and platforms to transform his inventive ideas into tangible products, further enhancing the surveying industry's capabilities.
Collaborations:
Within the field, Kumagai has had the privilege of collaborating with talented individuals like Fumio Ohtomo and Tetsuji Anai. These partnerships bolstered his innovative pursuits, leading to the development of groundbreaking surveying instruments that have significantly impacted the industry.
Conclusion:
Kaoru Kumagai's remarkable career as an inventor and his numerous patents in the field of surveying instruments solidify his status as a trailblazer. Through his contributions, he has shaped the industry by introducing advanced technologies that enhance precision and efficiency. Kumagai's commitment to innovation continues to inspire fellow inventors and revolutionizes surveying practices worldwide.
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