Chiba, Japan

Minoru Inaba

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Petrochemical Industries, Ltd.. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Inaba. Retrieved from https://idiyas.com/inventor/minoru-inaba-74esnz1d

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 57(Granted Patents)


Company Filing History:


Years Active: 1980

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2 patents (USPTO):Explore Patents

Title: Minoru Inaba: Innovator in Underdrainage Technology

Introduction

Minoru Inaba is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of underdrainage technology, holding a total of 2 patents. His innovative designs focus on improving the efficiency and functionality of underdrainage systems.

Latest Patents

Inaba's latest patents include an underdrainage pipe and a pipe for underdraining. The underdrainage pipe comprises a liquid-collecting pipe, protrusions on the liquid-collecting pipe, a filter layer around the liquid-collecting pipe, and a liquid-conducting way. The protrusions feature at least one recess, with the bottom portion of the recess not reaching the surface of the liquid-collecting pipe. The pipe for underdrainage consists of a liquid-collecting pipe, a plurality of discontinuous protrusions on its outer surface, a filter layer capable of passing liquid while substantially excluding solids, and a liquid-conducting way that communicates both in the longitudinal and peripheral directions of the liquid-collecting pipe.

Career Highlights

Minoru Inaba is currently employed at Mitsui Petrochemical Industries, Ltd., where he continues to develop innovative solutions in his field. His work has garnered attention for its practical applications and effectiveness in managing liquid drainage.

Collaborations

Inaba has collaborated with notable coworkers such as Yoshio Uehara and Noriyuki Ishii. Their combined expertise has contributed to the advancement of underdrainage technologies.

Conclusion

Minoru Inaba's contributions to underdrainage technology through his patents and work at Mitsui Petrochemical Industries, Ltd. highlight his role as an influential inventor in this specialized field. His innovative designs continue to pave the way for advancements in liquid management systems.

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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