Sendai, Japan

Seiji Sudoh

This inventor holds 2 USPTO granted patents. Top assignees: Mitsubishi Chemical Corporation, Mitsubishi Kasei Corporation, Mitsubishi Kasei Engineering Corporation. Active years: 1993-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Sudoh. Retrieved from https://idiyas.com/inventor/seiji-sudoh

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 = 4.4

ph-index = 2

Forward Citations = 23(Granted Patents)


Location History:

  • Sendai, JP (1993)
  • Kitakyushu, JP (1996)

Company Filing History:


Years Active: 1993-1996

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2 patents (USPTO):Explore Patents

Title: Seiji Sudoh: Innovator in Liquid Separation Technologies

Introduction

Seiji Sudoh is a notable inventor based in Sendai, Japan. He has made significant contributions to the field of liquid separation technologies, holding 2 patents that showcase his innovative approach to solving complex engineering challenges.

Latest Patents

One of his latest patents is an "Apparatus for separating a liquid mixture by pervaporation." This apparatus includes at least one pervaporation membrane module unit designed for purifying a liquid to be treated. It features a supply line connected to the membrane module unit for delivering the liquid, a withdrawing line for extracting the permeated fluid, and another line for the non-permeated liquid. The supply line is equipped with a pressure pump and a heater, while the final withdrawing line has a pressure regulating valve. Another significant patent is the "Vapor drier," which utilizes a hydrophilic drying liquid, such as isopropyl alcohol, to evaporate and dry objects like electronic components. The drying liquid condenses on the object's surface, allowing water to flow down and be removed, thus maintaining high drying efficiency.

Career Highlights

Seiji Sudoh has worked with prominent companies, including Mitsubishi Chemical Corporation and Mitsubishi Kasei Corporation. His experience in these organizations has contributed to his expertise in developing innovative solutions for liquid separation and drying processes.

Collaborations

Throughout his career, Sudoh has collaborated with notable colleagues, including Masaaki Mita and Katashi Shioda. These partnerships have likely enhanced his research and development efforts in the field.

Conclusion

Seiji Sudoh's contributions to liquid separation technologies through his patents and career experiences highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in engineering 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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