Himeji, Japan

Shigeru Sakamoto

This inventor holds 40 USPTO granted patents and 1 published patent application and 26 EPO patents, primarily in Water-Absorbent Materials. Top assignees: Nippon Shokubai Co., Ltd., The Procter Gamble Company. Active years: 1998-2025.

USPTO Granted Patents = 40 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.9

ph-index = 8

Forward Citations = 280(Granted Patents)


Location History:

  • Osaka, JP (1998)
  • Hyogo, JP (2010 - 2020)
  • Himeji, JP (2000 - 2024)

Company Filing History:


Years Active: 1998-2025

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Areas of Expertise:
Water-Absorbent Resin
Polyacrylic Acid
Superabsorbent Polymer
Production Method
Water-Absorbing Agent
Hydrophilic Resin
Cement Additive
Gel Pulverization Device
Diaper Design
Hydrogel Particles
Crosslinking Treatment
Absorbent Composite
40 patents (USPTO):Explore Patents

Title: Shigeru Sakamoto: Innovating Concrete and Absorbent Materials

Introduction: Shigeru Sakamoto, residing in Himeji, Japan, is a prominent inventor with an impressive portfolio of 40 patents. His innovative work primarily focuses on cement additives and absorbent materials that significantly enhance performance in various applications.

Latest Patents: Sakamoto's latest patents include developments in cement additives, such as a formulation that improves the fluidity and strength of concrete. This innovative additive is characterized by a unique blend of water-absorbent resin, which not only maintains low viscosity during initial casting but also enhances the long-term strength of the concrete. Furthermore, he has developed a water-absorbing agent for disposable diapers that excels in liquid incorporation speed and reduces re-wet amount, achieved through a meticulous production process that adjusts particle size and surface tension.

Career Highlights: Throughout his career, Sakamoto has worked with notable companies, including Nippon Shokubai Co., Ltd. and The Procter & Gamble Company. His contributions to these organizations have led to groundbreaking advancements in material sciences, particularly in the construction and hygiene sectors.

Collaborations: Sakamoto has collaborated with esteemed colleagues, such as Kazushi Torii and Hiroyuki Ikeuchi. These partnerships have contributed to a richer exchange of ideas and technological advancements, furthering innovation in the fields they are involved in.

Conclusion: Shigeru Sakamoto’s dedication to innovation is evident through his substantial number of patents and contributions to materials technology. His work not only enhances concrete and absorbent materials but also sets a benchmark for future innovations in these industries.

Profile summary based on public USPTO records.
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