Tokyo, Japan

Naoki Ohkuma

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi Plant Engineering Construction Co., Ltd.. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Ohkuma. Retrieved from https://idiyas.com/inventor/naoki-ohkuma

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


Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2003

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2 patents (USPTO):Explore Patents

Title: Naoki Ohkuma: Innovator in Membrane Technology

Introduction

Naoki Ohkuma is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of membrane technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and effectiveness of membrane separation processes.

Latest Patents

Ohkuma's latest patents include the "Flat Membrane Disk" and the "Rotary Flat Membrane Separation Apparatus." The Flat Membrane Disk features a unique construction where circular membranes are stretched on both sides of a disk. These membranes are bonded to the disk through a peripheral bonding part and several partial bonding parts arranged in a specific pattern. The design allows for optimal performance in various applications. The Rotary Flat Membrane Separation Apparatus consists of multiple hollow rotary shafts and rotary flat membrane disks arranged at regular intervals. This innovative apparatus maximizes the effective membrane area while minimizing vibrations during operation.

Career Highlights

Naoki Ohkuma is currently employed at Hitachi Plant Engineering Construction Co., Ltd. His work at this esteemed company has allowed him to develop and refine his inventions, contributing to advancements in membrane technology.

Collaborations

Ohkuma has collaborated with notable colleagues, including Makoto Oonishi and Yutaka Okuno. Their teamwork has fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

Naoki Ohkuma's contributions to membrane technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in separation processes, showcasing the importance of innovation in engineering.

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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