Tokyo, Japan

Takako Ogasawara

This inventor holds 7 USPTO granted patents. Top assignees: Hitachi Plant Engineering Construction Co., Ltd., Hitachi Plant Technologies, Ltd.. Active years: 1998-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takako Ogasawara. Retrieved from https://idiyas.com/inventor/takako-ogasawara

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


% Patents Active = 71.4

Average Co-Inventor Count = 4.9

ph-index = 5

Forward Citations = 41(Granted Patents)


Location History:

  • Chiyoda-ku, JP (1999 - 2008)
  • Tokyo, JP (1998 - 2012)

Company Filing History:


Years Active: 1998-2012

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7 patents (USPTO):Explore Patents

Title: Innovator Takako Ogasawara: Pioneering Solutions for Water Treatment

Introduction: Takako Ogasawara, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of water treatment. With a total of seven patents to her name, Ogasawara has focused on innovative methods aimed at addressing the critical issue of microcystin contamination in water sources.

Latest Patents: Among her latest inventions, Ogasawara has developed a groundbreaking method for treating microcystin-containing water. This process involves bringing the contaminated water into contact with a specific bacterium, strain FERM P-19480, which is capable of biologically degrading microcystin. The innovative aspect of her method lies in its effectiveness in detoxifying microcystin, thus providing a safer water supply. Ogasawara has also patented the accompanying equipment needed for this treatment process, showcasing her multifaceted approach to solving environmental challenges.

Career Highlights: Throughout her career, Takako Ogasawara has worked with reputable companies, including Hitachi Plant Engineering & Construction Co., Ltd., and Hitachi Plant Technologies, Ltd. Her roles at these organizations have allowed her to refine her expertise in engineering and environmental solutions, contributing to her success as an inventor.

Collaborations: Ogasawara has collaborated with notable professionals, including Tatsuo Sumino and her colleague, Nobuko Hashimoto. These partnerships have fostered a productive environment for innovation, allowing her to enhance her inventions through collective insights and shared expertise.

Conclusion: Takako Ogasawara continues to be a driving force in advancements in water treatment technology. With her remarkable portfolio of patents and her commitment to tackling environmental challenges, she exemplifies the spirit of innovation. As she moves forward, her work promises to have a lasting impact on both technology and public health.

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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