Yokohama, Japan

Masumi Nakadate

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masumi Nakadate. Retrieved from https://idiyas.com/inventor/masumi-nakadate

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

Calculating rank
USPTO Granted Patents = 1 

Average Co-Inventor Count = 8.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2010

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1 patent (USPTO):Explore Patents

Title: The Innovations of Masumi Nakadate: Pioneering Ultraviolet Irradiation Water Treatment

Introduction: Masumi Nakadate, a talented inventor based in Yokohama, Japan, has made significant contributions to the field of water treatment technology. With a focus on innovative solutions, she has patented a unique apparatus aimed at enhancing water purification processes.

Latest Patents: Nakadate holds a patent for an "Ultraviolet Irradiation Water Treatment Apparatus." This inventive apparatus features a cylindrical vessel that houses multiple rod-shaped ultraviolet lamps arranged parallel to the central axis. The design also incorporates a water inlet pipe, strategically placed in the outer wall of the vessel, which allows water to enter in a tangential direction. This innovative approach maximizes the efficiency of ultraviolet light in treating water.

Career Highlights: Currently, Nakadate is associated with Kabushiki Kaisha Toshiba, a reputable company known for its advancements in technology and quality engineering. Her dedication to innovation has established her as a prominent figure within the research and technology community.

Collaborations: Throughout her career, Nakadate has collaborated with esteemed colleagues, including Norimitsu Abe and Takeshi Ide. Together, they have worked towards advancing technologies that address contemporary challenges in water treatment and environmental sustainability.

Conclusion: Masumi Nakadate's contributions to the development of ultraviolet irradiation water treatment apparatuses highlight the importance of innovation in modern technology. Her work continues to inspire future advancements in water treatment solutions, emphasizing the critical role inventions play in improving public health and environmental conservation.

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]
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