Osaka, Japan

Hironobu Tsujimoto

This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Sanyo Electric Co., Ltd.. Active years: 1993-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironobu Tsujimoto. Retrieved from https://idiyas.com/inventor/hironobu-tsujimoto

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 44(Granted Patents)


Location History:

  • Neyagawa, JP (2000)
  • Osaka, JP (1993 - 2019)

Company Filing History:


Years Active: 1993-2019

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4 patents (USPTO):Explore Patents

Title: Hironobu Tsujimoto: Innovator in Solar Cell Technology

Introduction

Hironobu Tsujimoto is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of solar cell technology, holding a total of 4 patents. His innovative designs and concepts have advanced the efficiency and functionality of solar energy systems.

Latest Patents

Tsujimoto's latest patents include groundbreaking designs for solar cells. One of his patents describes a solar cell featuring multiple busbar electrodes formed at intervals, with multiple finger electrodes positioned between them. The finger electrodes consist of several parts connected to individual busbar electrodes, enhancing the cell's performance. Another patent outlines a solar cell that includes a photoelectric conversion layer on a semiconductor substrate. This design incorporates a first finger electrode made from printed conductive paste, with specific standards for surface unevenness, ensuring optimal functionality.

Career Highlights

Throughout his career, Hironobu Tsujimoto has worked with notable companies such as Sanyo Electric Co., Ltd. and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in solar technology.

Collaborations

Tsujimoto has collaborated with esteemed colleagues, including Hitoshi Sakata and Tsuyoshi Takahama. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Hironobu Tsujimoto's work in solar cell technology exemplifies his commitment to innovation and sustainability. His patents reflect a deep understanding of the complexities of solar energy systems, positioning him as a key figure in the advancement of renewable energy solutions.

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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