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For the Inventor, By the Inventor

Saitama, Japan

Yoshihiro Iizawa

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignee: Ikebukuro Horo Kogyo Co., Ltd.. Active years: 1979-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Iizawa. Retrieved from https://idiyas.com/inventor/yoshihiro-iizawa

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 = 85.7


Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Sayama, JP (1983)
  • Tokorozawa, JP (1979 - 1990)
  • Saitama-ken, JP (1999 - 2004)
  • Saitama, JP (2012)

Company Filing History:

goldMedal7 out of 7 
 
Ikebukuro Horo Kogyo Co., Ltd.
 patents

Years Active: 1979-2012

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7 patents (USPTO):Explore Patents
1. 8278229 - Cover coating composition for glass lining (2012-10-02),
2. 8168551 - Cover coating composition for glass lining (2012-05-01),
3. 6815013 - Glass lining application method (2004-11-09),
4. 5900380 - Conductive glass lining composition (1999-05-04),
5. 4975391 - Enamel frit composition for direct coating (1990-12-04),
6. 4407868 - Process for the preparation of inorganic fiber containing enamelware (1983-10-04),
7. 4142906 - Glass composition for alkali-resistant glass fiber (1979-03-06),

Title: The Innovative Contributions of Yoshihiro Iizawa

Introduction

Yoshihiro Iizawa is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of materials science, particularly in the development of cover coating compositions for glass linings. With a total of 7 patents to his name, Iizawa continues to push the boundaries of innovation in his industry.

Latest Patents

Iizawa's latest patents focus on a cover coating composition for glass lining. This composition comprises a frit that mainly includes 65 to 75 mol % of SiO, 2 to 8 mol % of ZrO, 10 to 22 mol % of RO where R represents Li, K, or Cs, and 2 to 12 mol % of R'O where R' represents Mg, Ca, Sr, or Ba. Notably, the frit is free of NaO, and the cover coating composition may further contain a metal fiber. This innovative approach enhances the durability and performance of glass linings in various applications.

Career Highlights

Iizawa is currently employed at Ikebukuro Horo Kogyo Co., Ltd., where he applies his expertise in materials science to develop cutting-edge solutions. His work has garnered attention for its practical applications and innovative methodologies.

Collaborations

Throughout his career, Iizawa has collaborated with notable colleagues such as Masahiro Shirasaki and Takashi Kawashima. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.

Conclusion

Yoshihiro Iizawa's contributions to the field of materials science, particularly through his innovative patents, highlight his role as a leading inventor in Japan. His work continues to influence the industry and inspire future innovations.

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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