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For the Inventor, By the Inventor

Himeji, Japan

Kazuhiko Sakamoto

This inventor holds 51 USPTO granted patents and 13 EPO patents, primarily in Acrylic Acid Production (CPC class C07C). Top assignee: Nippon Shokubai Co., Ltd.. Active years: 1994-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Sakamoto. Retrieved from https://idiyas.com/inventor/kazuhiko-sakamoto

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

USPTO Granted Patents = 51

% Patents Active = 88.2


Average Co-Inventor Count = 3.9

ph-index = 11

Forward Citations = 305(Granted Patents)

Forward Citations (Not Self Cited) = 287(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hyogo-Ken, JP (2003)
  • Hineji, JP (2006)
  • Kobe, JP (2005 - 2008)
  • Himeji, JP (1994 - 2014)
  • Hyogo, JP (1994 - 2019)

Company Filing History:

goldMedal51 out of 1,335 
 
Nippon Shokubai Co., Ltd.
 patents

Years Active: 1994-2019

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Areas of Expertise:
Acrylic Acid
Water Absorbent Resin
Polymerization Inhibition
Crystallization Process
Hydrophilic Resin
Distillation Method
Reactor System
Heat Exchanger
Organic Acid Production
Gas Treatment Apparatus
Polymerization Inhibitor
Easily Polymerizable Compound
51 patents (USPTO):Explore Patents
1. 10294315 - Polyacrylic acid (salt)-based water absorbent resin and method for producing same (2019-05-21),
2. 9187579 - Particle-shaped water absorbing agent and method for producing the same (2015-11-17),
3. 8859809 - Device and process for crystallizing (meth)acrylic acid (2014-10-14),
4. 8846977 - Crystallization unit for acrylic acid and method for crystallization of acrylic acid using the same (2014-09-30),
5. 8704000 - Method for crystallizing (meth)acrylic acid and method for regulating content of polymerization inhibitor in product (meth)acrylic acid (2014-04-22),
6. 8680331 - Process for production of (meth)acrylic acid (2014-03-25),
7. 8680330 - Process for producing (meth) acrylic acid (2014-03-25),
8. 8426640 - Method for producing acrylic acid, and method for producing hydrophilic resin and method for producing water-absorbing resin using production method thereof (2013-04-23),
9. 8278481 - Method for producing (meth)acrylic acid (2012-10-02),
10. 7977503 - Polymerization inhibition method (2011-07-12),
11. 7541490 - Method for production of acrylic acid and apparatus for production of acrylic acid (2009-06-02),
12. 7468167 - Method for starting up reactor and reactor system (2008-12-23),
13. 7377307 - Vertical heat exchanger (2008-05-27),
14. 7319167 - Method for distilling (meth)acrylic acid and/or the ester thereof (2008-01-15),
15. 7235158 - Perforated tray column without downcomer (2007-06-26),

Title: The Innovative Journey of Kazuhiko Sakamoto

Introduction: Kazuhiko Sakamoto, a pioneering inventor hailing from Himeji, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Sakamoto's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Sakamoto has worked with leading tech companies in Japan, spearheading research and development projects that have resulted in numerous successful patent applications.

Collaborations: Throughout his career, Sakamoto has collaborated with top researchers from universities and research institutions worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Kazuhiko Sakamoto's relentless pursuit of innovation and his passion for creating technology that improves lives make him a true visionary in the field of inventions.

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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