Sapporo, Japan

Ritsu Yamamoto

This inventor holds 1 USPTO granted patent. Top assignee: Wako Pure Chemical Industries, Inc.. Active years: 2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ritsu Yamamoto. Retrieved from https://idiyas.com/inventor/ritsu-yamamoto-m2y95bxg

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2004

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1 patent (USPTO):Explore Patents

Title: Innovator Ritsu Yamamoto: Pioneering Prenatal Health Solutions

Introduction: Ritsu Yamamoto, based in Sapporo, Japan, is a notable inventor recognized for his advancements in prenatal health. His innovative work focuses on the early detection of fetal chromosomal abnormalities, offering new possibilities for expectant mothers and healthcare providers.

Latest Patents: Ritsu Yamamoto holds a patent for a groundbreaking method titled "Process for detecting increased risk of fetal chromosomal abnormality." This invention facilitates the detection of conditions such as Down syndrome by separating and analyzing alpha-fetoproteins found in the body fluids of pregnant women. The method measures the proportion of alpha-fetoproteins with a specific sugar chain structure relative to the total amount, thus providing critical early insights into fetal health.

Career Highlights: Yamamoto is affiliated with Wako Pure Chemical Industries, Inc., a prominent company in the field of chemical products and health solutions. His dedication to research and development has positioned him as a key figure in innovative health technologies, particularly in prenatal diagnostics.

Collaborations: Throughout his career, Ritsu Yamamoto has collaborated with esteemed professionals in the field, including his coworker Shinji Satomura. Together, they have contributed to advancements in the detection of fetal abnormalities, enhancing the prospects for early diagnosis and intervention.

Conclusion: The work of Ritsu Yamamoto exemplifies the spirit of innovation in the healthcare sector, particularly regarding prenatal care. His patent on detecting fetal chromosomal abnormalities underscores the critical importance of research and development in improving health outcomes for mothers and their children. As technological advancements continue, the contributions of inventors like Yamamoto will play a vital role in shaping the future of medical diagnostics.

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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