Yokohama, Japan

Kikue Niitsuma

This inventor holds 1 USPTO granted patent. Top assignee: 501 Hitachi, Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kikue Niitsuma. Retrieved from https://idiyas.com/inventor/kikue-niitsuma

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1990

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Innovator of Precision: Kikue Niitsuma and Her Infrared Microspectrometer

Introduction: Kikue Niitsuma, a notable inventor based in Yokohama, Japan, has contributed significantly to the field of spectroscopy with her innovative infrared microspectrometer. Her groundbreaking invention stands as a testament to her expertise and dedication to advancing precise measurement techniques in scientific research.

Latest Patents: Kikue Niitsuma holds a patent for her infrared microspectrometer, an apparatus designed for accurately identifying materials at a microfine scale. This sophisticated device features a vertically movable sample stage equipped with special optical mechanisms that facilitate high-sensitivity spectral measurements. The microspectrometer not only provides valuable information from infrared spectra but also enables the identification of chemical species through fluorescence spectra.

Career Highlights: Niitsuma’s career at Hitachi, Ltd. has been marked by her commitment to innovation and precision. As a female inventor in a technical field, she exemplifies the growing representation of women in science and engineering. Her work focuses on developing tools that enhance the capabilities of researchers across various disciplines.

Collaborations: Throughout her career, Kikue Niitsuma has collaborated with talented coworkers such as Kinya Eguchi and Shigeru Wakena, furthering the development of advanced measurement technologies. These collaborations have enriched her inventions and fostered a dynamic exchange of ideas and expertise.

Conclusion: Kikue Niitsuma's invention of the infrared microspectrometer is a significant advancement in the field of material identification. Her passion for innovation and collaborative spirit highlight the importance of teamwork in driving technological advancements. As her career progresses, there is no doubt that Niitsuma will continue to inspire future generations of inventors and scientists.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…