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For the Inventor, By the Inventor

Kyoto, Japan

Mutsunori Yamao

This inventor holds 7 USPTO granted patents. Top assignees: Unitika Ltd., Doryokuro Kakunenryo Kaihatsu Jigyodan. Active years: 1987-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mutsunori Yamao. Retrieved from https://idiyas.com/inventor/mutsunori-yamao

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 4.6

ph-index = 5

Forward Citations = 43(Granted Patents)


Location History:

  • Uji, JP (1988 - 1989)
  • Kyoto, JP (1987 - 1998)

Company Filing History:

goldMedal6 out of 394 
 
Unitika Ltd.
 patents
silverMedal2 out of 196 
 
Doryokuro Kakunenryo Kaihatsu Jigyodan
 patents
where one patent can have more than one assignee

Years Active: 1987-1998

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7 patents (USPTO):Explore Patents
1. 5747631 - Precursor of amorphous carbon molded article (1998-05-05),
2. 4839445 - Spherical particles of thermosetting phenolic resin and process for (1989-06-13),
3. 4808316 - Process for treating waste water containing uranium and fluorine (1989-02-28),
4. 4778695 - Production of microspheroidal particles of resole resins (1988-10-18),
5. 4769180 - Process for separately recovering uranium and hydrofluoric acid from (1988-09-06),
6. 4748214 - Microspherical cured phenolic resin particles and process for production (1988-05-31),
7. 4640971 - Microspherical particles of resole resins and process for producing the (1987-02-03),

Title: Mutsunori Yamao: Innovator in Phenolic Resin Technology

Introduction

Mutsunori Yamao is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of phenolic resin technology, holding a total of 7 patents. His work focuses on the development of advanced materials that have applications in various industries, including electronics and chemical processing.

Latest Patents

Yamao's latest patents include innovative processes and materials. One notable patent is for a phenolic resin molding material designed for creating a precursor of an amorphous carbon molded article. This material features a particulate phenolic resin with thermal plasticity, coated with a low-surface tension substance that contains no metallic components. Another significant patent involves a process for producing spherical thermosetting phenolic resin particles, which are less than 1,000 microns in size. These particles exhibit superior thermal curing characteristics and are suitable for a wide range of applications, including molding materials and adhesives.

Career Highlights

Throughout his career, Yamao has worked with notable companies such as Unitika Ltd. and Doryokuro Kakunenryo Kaihatsu Jigyodan. His expertise in phenolic resin technology has positioned him as a key figure in the development of materials that enhance performance in various applications.

Collaborations

Yamao has collaborated with several professionals in his field, including Yoshiaki Echigo and Tadashi Ishikura. These partnerships have contributed to the advancement of his research and the successful implementation of his innovations.

Conclusion

Mutsunori Yamao's contributions to phenolic resin technology have paved the way for advancements in multiple industries. His innovative patents and collaborative efforts continue to influence the development of new materials and processes.

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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