Ichihara, Japan

Yusai Yamahata

This inventor holds 2 USPTO granted patents. Top assignees: Mitsui Engineering and Shipbuilding Company Limited, Mitsui Shipbuilding & Engineering Co., Ltd.. Active years: 1976-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yusai Yamahata. Retrieved from https://idiyas.com/inventor/yusai-yamahata

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 14(Granted Patents)


Location History:

  • Ichihara, JA (1976)
  • Ichihara, JP (1992)

Company Filing History:


Years Active: 1976-1992

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2 patents (USPTO):Explore Patents

Title: **Yusai Yamahata: Innovator in Waste Management Technologies**

Introduction

Yusai Yamahata is a distinguished inventor based in Ichihara, Japan, known for his innovative contributions to waste management technologies. With two patents to his name, he has demonstrated a commitment to developing methods that enhance the efficiency and effectiveness of waste disposal processes.

Latest Patents

Yamahata's latest innovations include a **Fluidized Bed Combustion Method for Burning Wastes** and a **Combustion Method of Paint Waste Disposal**. The fluidized bed combustion method features a sophisticated design with multiple air-diffusing tubes that allow for controlled air distribution within the furnace, ensuring that emissions like carbon monoxide are minimized. This design enables the combustion process to adapt to variations in the quality and quantity of waste, thereby optimizing performance.

In addition, his combustion method for paint waste involves mixing solid or paste-like paint waste with waste oil and water, creating a low-sedimentation slurry. This slurry is then incinerated, leading to nearly complete combustion of the paint waste, mitigating environmental impacts.

Career Highlights

Yusai Yamahata has collaborated with notable companies like **Mitsui Shipbuilding & Engineering Co., Ltd.** and **Mitsui Engineering and Shipbuilding Company Limited**, where he contributed his expertise to developing innovative engineering solutions. His work reflects a strong focus on improving waste management practices in industrial settings.

Collaborations

Throughout his career, Yamahata has worked alongside talented individuals such as Minoru Nakayama and Yasuaki Harada. These collaborations have strengthened his innovative efforts, allowing him to share insights and foster progress in waste combustion technologies.

Conclusion

Yusai Yamahata's inventions play a crucial role in advancing techniques for waste disposal, showcasing his dedication to environmental sustainability. His patents not only address immediate challenges in waste management but also pave the way for future innovations, making him a significant figure in the field.

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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