Shiga, Japan

Masami Fukao

This inventor holds 45 USPTO granted patents and 1 EPO patent, primarily in Chemical Processes. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1976-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Fukao. Retrieved from https://idiyas.com/inventor/masami-fukao

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


% Patents Active = 86.7


Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 1,645(Granted Patents)


Location History:

  • Takatsuki, JA (1976)
  • Osaka, JP (1989)
  • Kurita, JP (1989 - 1993)
  • Kurita-gun, JP (1996)
  • Shiga, JP (1984 - 2002)
  • Ritto, JP (2004 - 2011)

Company Filing History:


Years Active: 1976-2011

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Areas of Expertise:
Cycloalkanone Oximes
Racemization
Solid Base Catalysts
Amines Production
Alkyl-Substituted Aromatics
Internal Olefins
Chrysanthemic Acid
5-Ethylidene-2-Norbornene
Cyclohexanone Oxime
Oxime Production
Magnesium Complex Compounds
45 patents (USPTO):Explore Patents

Title: Masami Fukao: A Pioneer in Chemical Innovations

Introduction

Masami Fukao, an esteemed inventor based in Shiga, Japan, has made significant contributions to the field of chemistry, particularly in the development of processes for producing valuable chemical compounds. With a remarkable portfolio of 45 patents to his name, Fukao exemplifies innovation in his industry.

Latest Patents

Among Fukao's latest noteworthy inventions is a process for producing cycloalkanone oximes. This innovative method involves conducting a continuous ammoximation reaction using a titanosilicate catalyst. The process requires the careful supply of cycloalkanone, hydrogen peroxide, ammonia, and an organic solvent under specific temperature settings ranging from 90°C to 120°C, while maintaining the amount of organic solvent at no more than two times the weight of the cycloalkanone.

Another pivotal advancement is his patented method for producing cyclohexanone oxime. This process outlines several steps, starting with the reaction of cyclohexanone, hydrogen peroxide, and ammonia in the presence of a titanosilicate catalyst. The resulting mixture undergoes distillation and extraction, ultimately yielding cyclohexanone oxime alongside other compounds.

Career Highlights

Fukao is a pivotal member of Sumitomo Chemical Company, Limited, where his expertise has nurtured numerous advancements in chemical engineering. His extensive knowledge and innovative approach have enabled his team to explore new frontiers in chemical synthesis, leading to sustainable industrial practices and enhanced product yields.

Collaborations

Throughout his illustrious career, Fukao has collaborated with esteemed coworkers such as Gohfu Suzukamo and Takuo Hibi. These partnerships have fostered a dynamic work environment where ideas flourish and collaborative efforts lead to groundbreaking inventions.

Conclusion

Masami Fukao stands out as a prolific inventor in the realm of chemical processes, continually seeking novel solutions to complex challenges. His contributions not only bolster the field of chemistry but also inspire future generations of innovators striving for excellence in their respective domains.

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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