Nara, Japan

Nobuyuki Miyauchi

This inventor holds 22 USPTO granted patents, primarily in Semiconductor Lasers. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1985-1996.

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

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 = 4.2

ph-index = 8

Forward Citations = 173(Granted Patents)


Location History:

  • Tenri, JP (1985 - 1990)
  • Yamatokoriyama, JP (1991 - 1993)
  • Nara, JP (1986 - 1996)

Company Filing History:


Years Active: 1985-1996

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Areas of Expertise:
Semiconductor Laser
Resin Layer
Optical Head
External Cavity
Ring-Shaped Resonator
Micro-Displacement
Protective Film
Sulfur-Containing Film
Compound Resonator
Window Structure
Active Layer
Driving Method
22 patents (USPTO):Explore Patents

Title: Nobuyuki Miyauchi: Innovator in Semiconductor Laser Technology

Introduction: Nobuyuki Miyauchi is a prominent inventor based in Nara, Japan, with a strong portfolio comprising 22 patents. His work primarily focuses on semiconductor laser devices, contributing significantly to advancements in this technology. As a key player at Sharp Kabushiki Kaisha Corporation, he continues to drive innovation in the field.

Latest Patents: Among Miyauchi's notable patents are advancements in semiconductor laser devices. One patent details a semiconductor laser device that includes a base, a semiconductor laser chip, and a resin layer that encloses the laser chip. This innovative design features a monitor photodiode positioned near the laser chip and utilizes a single synthetic resin layer that is not greater than 500 micrometers thick. Another of his latest patents describes a method for producing a semiconductor laser device that emits laser light from its facet, showcasing a multi-layered structure on a semiconductor substrate. This structure features an AlGaAs active layer for efficient laser oscillation and a unique protective film configuration that incorporates sulfur between the facet and the protective layer.

Career Highlights: Miyauchi's career is marked by his dedication to the field of semiconductor technology. His tenure at Sharp Corporation has been instrumental in developing cutting-edge laser technologies that have practical applications in various industries. His patents not only exemplify his inventive spirit but also highlight his commitment to enhancing the performance and efficiency of semiconductor devices.

Collaborations: Throughout his career, Nobuyuki Miyauchi has collaborated with industry peers such as Hiroshi Hayashi and Osamu Yamamoto, contributing to the collective advancements in semiconductor technology. These collaborations reflect the importance of teamwork in driving innovation and overcoming challenges in research and development.

Conclusion: Nobuyuki Miyauchi stands out as a significant inventor in the semiconductor laser domain, with his contributions leading to important technological advancements. His extensive patent portfolio and collaborations with fellow innovators underline his impact on the industry and his ongoing commitment to driving innovation at Sharp Kabushiki Kaisha Corporation.

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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