Yokohama, Japan

Hirotaka Oomori

This inventor holds 29 USPTO granted patents and 4 published patent applications, primarily in Semiconductor Technology. Top assignee: Sumitomo Electric Industries, Limited. Active years: 2006-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Oomori. Retrieved from https://idiyas.com/inventor/hirotaka-oomori

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

USPTO Granted Patents = 29 

% Patents Active = 86.2

Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 51(Granted Patents)


Location History:

  • Kanagawa, JP (2006 - 2010)
  • Yokohama, JP (2006 - 2017)
  • Osaka, JP (2019 - 2024)

Company Filing History:


Years Active: 2006-2024

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Areas of Expertise:
Semiconductor Apparatus
Semiconductor Device
Optical Transmitter
Optical Receiver
Power Conversion Circuit
Light-Emitting Module
Optical Module
Data Regenerator
Thermo-Electric Controller
Chirp Managed Laser Diode
Photodiode
Transceiver
29 patents (USPTO):Explore Patents

Title: Hirotaka Oomori: Innovator in Semiconductor Technology

Introduction

Hirotaka Oomori is a prolific inventor based in Yokohama, Japan, with an impressive portfolio of 29 patents to his name. His work primarily focuses on advancements in semiconductor technology, contributing to the enhancement and efficiency of electronic devices.

Latest Patents

Oomori's recent patents include a semiconductor apparatus that features a novel design incorporating a heatsink plate, a substrate, and a sophisticated circuit pattern. Notably, this apparatus includes a semiconductor chip and a case that effectively surrounds the substrate, with a terminal that connects to the circuit pattern or chip. This design innovation allows for a portion of the circuit pattern to overlap the terminal, optimizing space and functionality.

Another significant patent involves a semiconductor device that consists of a semiconductor substrate with a first main surface and a specially designed aluminum electrode. This device includes a passivation film that covers the electrode's peripheral edge and features a recess designed to house a copper film, enhancing the device's performance.

Career Highlights

Hirotaka Oomori has made substantial contributions to the field of semiconductor technology during his tenure at Sumitomo Electric Industries, Limited. His inventive spirit and dedication have significantly advanced the company's position in the electronics sector.

Collaborations

Throughout his career, Oomori has collaborated with distinguished colleagues like Takashi Tsuno and Shigeo Hayashi. These collaborations have led to the development of innovative solutions and have fostered a productive environment for research and experimentation.

Conclusion

Hirotaka Oomori stands as a key figure in the semiconductor industry, driven by innovation and the pursuit of efficiency. His work at Sumitomo Electric Industries continues to influence and shape the technological landscape, inspiring future generations of inventors.

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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