Anan, Japan

Hironao Oku

This inventor holds 3 USPTO granted patents. Top assignee: Nichia Corporation. Active years: 2018-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironao Oku. Retrieved from https://idiyas.com/inventor/hironao-oku

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 = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2018-2020

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3 patents (USPTO):Explore Patents

Title: Hironao Oku: Innovator in Light-Emitting Technology

Introduction

Hironao Oku is a prominent inventor based in Anan, Japan. He has made significant contributions to the field of light-emitting devices, holding a total of 3 patents. His work has been instrumental in advancing technology in this area.

Latest Patents

One of his latest patents is a light-emitting device that features a resin package. This package includes a lead part with a first and second lead, each having a main body portion and a raised portion. The design ensures that the upper surface of each lead includes a primary surface portion and a curved portion, which is continuous and curves upward from the primary surface. Additionally, a light-emitting element is mounted within the resin package, with the curved portion buried in the resin.

Another notable patent is for a lead frame that consists of multiple units, each containing a first and second lead portion arranged in a specific direction. These units are designed to be adjacent to each other, enhancing the efficiency of the lead frame. The design includes several first suspension portions that connect the lead portions of adjacent units.

Career Highlights

Hironao Oku is currently associated with Nichia Corporation, a leading company in the field of light-emitting technology. His innovative designs and patents have contributed to the company's reputation for excellence in this industry.

Collaborations

Throughout his career, Hironao has collaborated with notable colleagues, including Toshiyuki Hashimoto and Mitsuhiro Isono. These collaborations have further enriched his work and contributed to advancements in light-emitting technologies.

Conclusion

Hironao Oku's contributions to light-emitting devices and his innovative patents have made a significant impact in the field. His work continues to influence advancements in technology, showcasing his dedication to innovation.

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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