Yokohama, Japan

Nobuyuki Mizunoya

This inventor holds 26 USPTO granted patents and 2 EPO patents, primarily in Ceramic Circuit Boards. Top assignees: Kabushiki Kaisha Toshiba, Tokyo Shibaura Denki Kabushiki Kaisha, Compagnie D'electronique Et De Piezo-Electricite. Active years: 1985-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Mizunoya. Retrieved from https://idiyas.com/inventor/nobuyuki-mizunoya

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 = 3.2

ph-index = 12

Forward Citations = 408(Granted Patents)


Location History:

  • Kanagawa, JP (1985 - 1994)
  • Yokohama, JP (1985 - 2001)

Company Filing History:


Years Active: 1985-2001

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Areas of Expertise:
Ceramic Circuit Board
Silicon Nitride
Aluminum Nitride
Composite Substrate
Thermal Conductivity
Bonded Ceramic-Metal
Solder-Flow Prevention
Substrate Structure
Electronic Apparatus
Semiconductor Modules
Manufacturing Method
26 patents (USPTO):Explore Patents

Title: **Nobuyuki Mizunoya: Innovator in Ceramic Circuit Board Technology**

Introduction

Nobuyuki Mizunoya is a prominent inventor based in Yokohama, Japan. He has been credited with 26 patents, showcasing his dedication to innovation and excellence in the field of technology, particularly in ceramic circuit boards.

Latest Patents

Mizunoya’s latest inventions include two significant patents related to ceramic circuit boards. The first patent presents a ceramic circuit board that comprises a ceramic substrate containing ceramic crystal grains and liquid phase component grains. It features a conductive layer formed integrally with the ceramic substrate. This innovative design ensures high thermal conductivity of 180 W/m·K or more, excellent heat radiating properties, and remarkable strength, which helps to reduce crack formation and minimize short-circuit incidents during assembly and operation.

The second patent introduces a ceramic circuit board that includes a ceramic substrate and multiple metal circuit plates bonded to its surface. This design incorporates a projection on the peripheral portion of one metal circuit plate, effective in preventing solder-flow. This advancement enhances operating reliability by mitigating short-circuit risks caused by solder-flow or bonding defects, while also allowing for easy mass production with high yield.

Career Highlights

Nobuyuki Mizunoya has held significant positions in renowned companies such as Toshiba Corporation and Tokyo Shibaura Electric Co., Ltd. His work at these organizations has contributed to the development of innovative technology, particularly in the field of electronics and circuit board manufacturing.

Collaborations

Throughout his career, Mizunoya has collaborated with notable coworkers, including Hideki Sato and Hiroshi Komorita. These partnerships have fostered a collaborative environment that nurtures creativity and innovation, leading to significant advancements in the technology sector.

Conclusion

Nobuyuki Mizunoya stands out as a key innovator in the realm of ceramic circuit boards. His patents not only reflect his technical ingenuity but also contribute to the advancement of reliable and efficient electronic components. As he continues to push the boundaries of technology, his work leaves an indelible mark on the industry.

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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