Hyogo, Japan

Hideki Kawai

This inventor holds 12 USPTO granted patents and 3 published patent applications. Top assignees: Yamamura Glass Co., Ltd., Kanegafuchi Kagaku Kogyo Kabushiki Kaisha, Kanegafuchi Chemical Ind. Co., Ltd.. Active years: 1988-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideki Kawai. Retrieved from https://idiyas.com/inventor/hideki-kawai-x2jtbqcy

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

Calculating rank
USPTO Granted Patents = 12 

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 228(Granted Patents)


Location History:

  • Ohtsu, JP (1988)
  • Kobe, JP (1989 - 1998)
  • Hyogo, JP (1991 - 2001)

Company Filing History:


Years Active: 1988-2001

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12 patents (USPTO):Explore Patents

Title: Innovations of Hideki Kawai, Pioneering Inventor from Hyogo, Japan

Introduction

Hideki Kawai, an accomplished inventor based in Hyogo, Japan, holds an impressive portfolio of twelve patents. His contributions to the field of materials science and optics have paved the way for groundbreaking advancements in various technologies.

Latest Patents

Among his latest patents is a process for producing a thin film of potassium niobate, which features a perovskite-type transparent potassium niobate formed on an amorphous substrate. This thin film exhibits excellent transparency and orientability, making it suitable for use in optical devices such as optical waveguides, second harmonic generating devices, and optical switching devices.

Another notable patent is a glass composition for magnetic disk substrates. This innovative composition consists of several oxides, including silicon dioxide, aluminum oxide, lithium oxide, and others, which enhance the performance of magnetic disk substrates. The substrate shows excellent chemical durability, mechanical strength, heat resistance, surface flatness, and smoothness, resulting in minimal degradation of magnetic film characteristics.

Career Highlights

Hideki Kawai has made significant contributions to the field of material sciences during his career, particularly while working at renowned institutions such as Yamamura Glass Co., Ltd. and Kanegafuchi Kagaku Kogyo Co., Ltd. His expertise in developing advanced materials has positioned him as a key player in the research and development of innovative technologies.

Collaborations

Throughout his career, Kawai has collaborated with esteemed professionals such as Hirosaku Nagano and Tomoyuki Taguchi. These collaborations have enriched his inventions and contributed to the successful development of new technologies in various applications.

Conclusion

In conclusion, Hideki Kawai's remarkable innovations in materials science and optics have left a lasting impact on the industry. His twelve patents reflect his commitment to advancing technology and improving various applications, showcasing the important role inventors play in shaping the future.

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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