Sagae, Japan

Takashi Oizumi

This inventor holds 3 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Tpr Co., Ltd., Tpr Industry Co., Ltd., Ipr Industry Co., Ltd.. Active years: 2020-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Oizumi. Retrieved from https://idiyas.com/inventor/takashi-oizumi

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Sagae, JP (2020)
  • Yamagata, JP (2023)

Company Filing History:


Years Active: 2020-2024

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3 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Oizumi

Introduction

Takashi Oizumi is a notable inventor based in Sagae, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative designs for cylinder liners and cylinder bores. With a total of three patents to his name, Oizumi's work focuses on improving fuel efficiency and reducing friction in engine components.

Latest Patents

Oizumi's latest patents include advancements in cylinder liners and cylinder bores. One of his inventions provides a cylinder liner that reduces friction on the sliding surface, thereby improving fuel efficiency without increasing oil consumption. This design features a first sliding region, a second sliding region, and a third sliding region, with specific surface roughness measurements that optimize performance. Another patent addresses the challenge of reducing both friction and oil consumption in cylinder liners and bores. By adjusting the groove area ratio in the second sliding region, Oizumi's design effectively minimizes friction while maintaining oil efficiency.

Career Highlights

Throughout his career, Takashi Oizumi has worked with companies such as TPR Co., Ltd. and TPR Industry Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in engine technology.

Collaborations

Oizumi has collaborated with notable coworkers, including Seiji Tamaki and Masayuki Ohira. Their combined expertise has likely fostered innovative solutions in their respective fields.

Conclusion

Takashi Oizumi's contributions to the field of internal combustion engines through his patents demonstrate his commitment to innovation and efficiency. His work continues to influence the industry, paving the way for future advancements in engine technology.

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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