Yokohama, Japan

Hiromu Watanabe

This inventor holds 21 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Nonaqueous Electrolyte Batteries. Top assignees: Mitsubishi Chemical Corporation, Sony Corporation, Denso Corporation. Active years: 2000-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromu Watanabe. Retrieved from https://idiyas.com/inventor/hiromu-watanabe

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 57.1

 

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 172(Granted Patents)


Location History:

  • Tokyo, JP (2000 - 2007)
  • Kanagawa, JP (2006 - 2014)
  • Yokohama, JP (2008 - 2020)

Company Filing History:


Years Active: 2000-2025

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Areas of Expertise:
Nonaqueous Electrolytic Solution
Secondary Battery
Phosphor
Heat Dissipation Sheet
Adsorption Heat Pump
Inorganic Functional Material
Zeolite
Recording Device
Magnetic Tape
Alloy Powder
Humidity Control
Light-Emitting Device
21 patents (USPTO):Explore Patents

Title: Hiromu Watanabe - Innovating the Future of Electronics

Introduction

Hiromu Watanabe, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of electronics and materials science. With a remarkable portfolio of 21 patents to his name, Watanabe is recognized for his innovative solutions and advancements in technology.

Latest Patents

Among his latest patents, Watanabe has developed groundbreaking technologies, including:

- **Agglomerated Boron Nitride Powder**

- **Heat Dissipation Sheet**

- **Semiconductor Device**

- **Nonaqueous Electrolytic Solution and Nonaqueous Electrolyte Secondary Battery Using the Same**

- A nonaqueous electrolytic solution containing an electrolyte, a nonaqueous solvent, and an aromatic carboxylate ester of a specific formula.

These inventions showcase his commitment to enhancing the efficiency and performance of electronic devices.

Career Highlights

Watanabe has worked with leading companies in the industry, including Mitsubishi Chemical Corporation and Sony Corporation. His roles in these organizations have allowed him to contribute to various cutting-edge projects and shape technological advancements in significant ways.

Collaborations

Throughout his career, Watanabe has collaborated with talented individuals such as Naoto Kijima and Masanori Yamazaki. These partnerships have fostered a creative environment, leading to innovative solutions and further research and development.

Conclusion

Hiromu Watanabe's work exemplifies the spirit of innovation in the modern technological landscape. With his extensive patent portfolio and collaborative efforts, he continues to pave the way for future advancements, proving to be an invaluable asset to the field of electronics and materials science.

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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