Shizuoka, Japan

Hisao Miyako

This inventor holds 1 USPTO granted patent. Top assignees: Fujikura Limited, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Miyako. Retrieved from https://idiyas.com/inventor/hisao-miyako

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


% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Hisao Miyako: Innovator in Self-Bonding Enameled Wire Technology

Introduction

Hisao Miyako is a notable inventor based in Shizuoka, Japan. He is recognized for his contributions to the field of electrical engineering, particularly in the development of self-bonding enameled wire technology. His innovative work has led to advancements in hermetic compressor motors, showcasing his expertise and creativity in the industry.

Latest Patents

Hisao Miyako holds a patent for a self-bonding enameled wire and a hermetic compressor motor utilizing this technology. The self-bonding enameled wire features an electric insulation layer coated with a bonding layer. This bonding layer is composed of a mixture that includes 100 parts by weight of a phenoxy resin and/or an epoxy resin, both of which contain no more than 5 ppm of sodium chloride and possess a limiting viscosity of at least 0.440 when measured in tetrahydrofuran solvent at 25°C. Additionally, the mixture may include 20 to 100 weight parts of a n-butylated melamine resin or a combination of stabilized polyisocyanate with either a n-butylated melamine resin or a benzoguanamine resin. This innovative wire demonstrates excellent refrigerant resistance, making it suitable for use in the windings of stator coils in hermetic compressor motors.

Career Highlights

Throughout his career, Hisao Miyako has worked with prominent companies, including Fujikura Limited and Tokyo Shibaura Denki Kabushiki Kaisha. His experience in these organizations has contributed to his development as an inventor and has allowed him to refine his skills in electrical engineering and innovation.

Collaborations

Hisao Miyako has collaborated with notable colleagues, including Sueji Chabata and Keiji Nakano. These partnerships have likely fostered an environment of creativity and innovation, leading to significant advancements in their respective fields.

Conclusion

Hisao Miyako's contributions to the field of electrical engineering, particularly through his patent for self-bonding enameled wire, highlight his innovative spirit and technical expertise. His work continues to influence the development of hermetic compressor motors, showcasing the importance of innovation in technology.

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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