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For the Inventor, By the Inventor

Nagoya, Japan

Hisayoshi Yamamori

This inventor holds 9 USPTO granted patents, plus 1 CIPO patent. Top assignee: Mitsubishi Rayon Company, Limited. Active years: 1983-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisayoshi Yamamori. Retrieved from https://idiyas.com/inventor/hisayoshi-yamamori

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

USPTO Granted Patents = 9

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.9

ph-index = 8

Forward Citations = 689(Granted Patents)


Location History:

  • Otake, JP (1983 - 1985)
  • Nagoya, JP (1987 - 1999)

Company Filing History:

goldMedal9 out of 1,357 
 
Mitsubishi Rayon Company, Limited
 patents

Years Active: 1983-1999

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9 patents (USPTO):Explore Patents
1. 5922201 - Hollow fiber membrane module (1999-07-13),
2. 5677360 - Hydrophilic polymer alloy, fiber and porous membrane comprising this (1997-10-14),
3. 5480553 - Hollow fiber membrane module (1996-01-02),
4. 4813423 - Instrument for measuring living body components (1989-03-21),
5. 4675213 - Hydrophilized membrane of porous hydrophobic material and process for (1987-06-23),
6. 4672970 - Electrode for living body (1987-06-16),
7. 4663227 - Hydrophilized membrane of porous hydrophobic material and process for (1987-05-05),
8. 4530809 - Process for making microporous polyethylene hollow fibers (1985-07-23),
9. 4401567 - Microporous polyethylene hollow fibers (1983-08-30),

Title: The Innovations of Hisayoshi Yamamori

Introduction

Hisayoshi Yamamori, an accomplished inventor based in Nagoya, Japan, has made significant contributions to the field of filtration technology. With a remarkable portfolio of 9 patents, his innovative designs aim to enhance water filtration processes and material properties.

Latest Patents

Among his latest inventions is a notable patent for a hollow fiber membrane module. This advanced module consists of hollow fibers, a fastening member to secure them while allowing access to their interiors, and a structural component for stability. This design minimizes the coagulation of fibers, ensuring efficient cleaning of membrane surfaces during filtration, thereby preserving the performance of the system. Furthermore, his work also includes developing a hydrophilic polymer alloy designed for the creation of durable, hydrophilic porous membranes. This polymer blends various units to achieve desirable mechanical strength and safety, making it suitable for industrial applications.

Career Highlights

Hisayoshi Yamamori is currently associated with Mitsubishi Rayon Company, Limited, where he continues to push the boundaries of innovation. His vast knowledge and expertise in materials science have positioned him as a key figure in the development of advanced filtration systems.

Collaborations

Yamamori has collaborated with esteemed colleagues, including Teruyoshi Uchida and Junichi Tashita. These partnerships have fostered an environment of creativity and shared knowledge, further driving the progress of patented technologies.

Conclusion

Hisayoshi Yamamori's innovations in filtration technology and polymer development underscore the importance of research and invention in improving industrial processes. His patents not only reflect his ingenuity but also contribute significantly to the advancements in materials science and environmental sustainability.

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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