Tokyo, Japan

Hideo Iwahashi

This inventor holds 5 USPTO granted patents and 12 published patent applications and 5 EPO patents. Top assignees: Mitsubishi Heavy Industries Limited, Mitsubishi Heavy Industries Engineering, Ltd., Aqua Systems Limited. Active years: 2014-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Iwahashi. Retrieved from https://idiyas.com/inventor/hideo-iwahashi

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

USPTO Granted Patents = 5 

% Patents Active = 20.0

 

Average Co-Inventor Count = 6.3

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Nagasaki, JP (2014)
  • Nagasaki-ken, JP (2014)
  • Tokyo, JP (2014 - 2019)

Company Filing History:


Years Active: 2014-2019

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5 patents (USPTO):Explore Patents

Title: Hideo Iwahashi: Innovator in Water Treatment Technologies

Introduction

Hideo Iwahashi, an accomplished inventor based in Tokyo, Japan, has made significant contributions in the field of water treatment technologies. With a portfolio of five patents, his inventions focus on advancing methods for purification and pre-treatment processes, addressing critical environmental challenges.

Latest Patents

Among his latest patents is a sophisticated water treatment system. This system incorporates a reverse osmosis membrane device along with a biofilm treatment device. The biofilm treatment device features a carrier that supports the growth of biofilm, which treats water prior to its passage through the reverse osmosis membrane. Additionally, the system includes both stoppage period circulation means and supply means that activate when new water intake is halted. This ensures continuous treatment and circulation of the water being processed.

Another notable invention is the seawater pretreatment device, aimed at enhancing the removal of salt from seawater to produce freshwater. This device employs a series of filters that maintain biofilm in optimal conditions by appropriately supplying nutrients. It consists of a supply duct for seawater, multiple filters connected in series, bypass tubes for flow regulation, and valves to control the flow rates effectively.

Career Highlights

Iwahashi has worked with prestigious organizations such as Mitsubishi Heavy Industries Limited and Mitsubishi Heavy Industries Engineering, Ltd. His work in these companies has been integral in developing advanced water treatment solutions that address both efficiency and sustainability.

Collaborations

Throughout his career, Iwahashi has collaborated with esteemed colleagues, including Yoshiaki Ito and Katsunori Matsui. Their joint efforts in the realm of water purification have led to innovative approaches that benefit both the industry and the environment.

Conclusion

Hideo Iwahashi's inventive spirit and dedication to improving water treatment technologies have solidified his reputation as a leading figure in his field. With his groundbreaking patents, he continues to pave the way for innovations that promise to address pressing global water challenges. His contributions not only reflect his ingenuity but also highlight the importance of collaborative efforts in scientific 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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