Tokyo, Japan

Koichiro Hirayama

This inventor holds 3 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignees: Mitsubishi Heavy Industries Limited, Mitsubishi Hitachi Power Systems, Ltd., Mitsubishi Power, Ltd.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichiro Hirayama. Retrieved from https://idiyas.com/inventor/koichiro-hirayama-xkhpwu33

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 66.7

 

Average Co-Inventor Count = 5.1

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2020-2025

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3 patents (USPTO):Explore Patents

Title: Innovations of Koichiro Hirayama

Introduction

Koichiro Hirayama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the development of systems that enhance environmental sustainability. With a total of three patents to his name, Hirayama's work focuses on innovative solutions for waste management and energy efficiency.

Latest Patents

Hirayama's latest patents include a treated water drying device and a boiler system that incorporates this technology. The treated water drying device is designed to vaporize treated water using the heat from combustion gas. This device features a housing with a combustion gas supply port, a water supply portion for vaporizing treated water, and an exhaust port for discharging water-containing gas. The design includes an inclined bottom that directs the vaporized water towards the exhaust port.

Another significant patent is the non-waste water flue gas treatment system and method. This apparatus includes a desulfurization device that removes sulfur oxides from boiler flue gas. It also features a spray drying device that dries desulfurization wastewater by introducing a drying gas. The system is equipped with a flue gas supplying line that returns the dried flue gas to the main flue, along with an alkaline agent supplying unit that adjusts the pH of the wastewater to meet predetermined standards.

Career Highlights

Throughout his career, Koichiro Hirayama has worked with prominent companies such as Mitsubishi Power, Ltd. and Mitsubishi Heavy Industries Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in energy and environmental technologies.

Collaborations

Hirayama has collaborated with notable colleagues, including Toshihiro Fukuda and Naoyuki Kamiyama. These partnerships have fostered a creative environment that has led to the development of impactful technologies.

Conclusion

Koichiro Hirayama's contributions to the field of engineering through his patents and collaborations highlight his commitment to innovation and sustainability. His work continues to influence advancements in environmental technology and energy efficiency.

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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