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For the Inventor, By the Inventor

Sumoto, Japan

Hironori Marubayashi

This inventor holds 8 USPTO granted patents and 10 published patent applications and 5 EPO patents. Top assignees: Sanyo Electric Co., Ltd., Prime Planet Energy & Solutions, Inc., Fuji Springs Co., Inc.. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironori Marubayashi. Retrieved from https://idiyas.com/inventor/hironori-marubayashi

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

Calculating rank
USPTO Granted Patents = 8 

% Patents Active = 62.5

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 31(Granted Patents)


Location History:

  • Moriguchi, JP (2012)
  • Sumoto, JP (2003 - 2014)

Company Filing History:

goldMedal5 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents
silverMedal3 out of 320 
 
Prime Planet Energy & Solutions, Inc.
 patents
bronzeMedal1 out of 6 
 
Fuji Springs Co., Inc.
 patents
where one patent can have more than one assignee

Years Active: 2003-2026

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8 patents (USPTO):Explore Patents
1. 12614811 - Secondary battery (2026-04-28),
2. 12519187 - Secondary battery and assembled battery, and production method thereof (2026-01-06),
3. 12482894 - Sealing plate equipped with gas discharge valve and secondary battery using the same (2025-11-25),
4. 8765292 - Sealing body for a sealed cell, and a sealed cell using the sealing body (2014-07-01),
5. 8268021 - Sealed battery and method for manufacturing the same (2012-09-18),
6. 7687188 - Sealed cell having non-resealable safety valve (2010-03-30),
7. 7140380 - Cell safety valve and cell having same (2006-11-28),
8. 6571816 - Cell safety valve and method for manufacturing the same (2003-06-03),

Title: Hironori Marubayashi: Innovator at Sanyo Electric Co., Ltd.

Introduction

Hironori Marubayashi is a notable inventor based in Sumoto-shi, Hyogo, Japan. He is currently associated with Sanyo Electric Co., Ltd., a company known for its advancements in electronics and technology. Despite having no patents to his name, Marubayashi's contributions to the field of innovation are recognized through his collaborative efforts and professional engagements.

Latest Patents

Hironori Marubayashi has not registered any patents as of now. This does not diminish his role in the innovative processes at Sanyo Electric Co., Ltd., where he continues to contribute to various projects.

Career Highlights

Throughout his career, Marubayashi has been involved in numerous projects that have aimed to enhance the functionality and efficiency of electronic devices. His work at Sanyo Electric Co., Ltd. has positioned him as a key player in the company's research and development initiatives.

Collaborations

Marubayashi has worked closely with his coworker, Takuma Morishita, on various projects. Their collaboration reflects a shared commitment to innovation and excellence within the company.

Conclusion

Hironori Marubayashi is an influential figure at Sanyo Electric Co., Ltd., contributing to the company's innovative landscape. His dedication to his work and collaboration with colleagues like Takuma Morishita highlights the importance of teamwork in driving technological advancements.

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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