Mito, Japan

Masaharu Ohashi

This inventor holds 3 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 1988-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Ohashi. Retrieved from https://idiyas.com/inventor/masaharu-ohashi

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 = 4.6

ph-index = 3

Forward Citations = 58(Granted Patents)


Company Filing History:


Years Active: 1988-1994

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3 patents (USPTO):Explore Patents

Title: The Innovative Mind of Masaharu Ohashi

Introduction

Masaharu Ohashi, a distinguished inventor based in Mito, Japan, has made significant contributions to the field of optical fiber technology. With a total of three patents to his name, Ohashi has demonstrated a commitment to advancing innovations that enhance optical communication systems.

Latest Patents

Masaharu Ohashi's latest inventions include the following patents:

1. **High Power Acceptable Optical Fiber and Fabrication Method Thereof** - This patent describes an optical fiber that incorporates a core and cladding designed to accommodate high power levels. The unique aspect of this fiber is the axial variation in dopant concentrations in the core and cladding, which ensures consistent relative refractive index profiles across all cross sections.

2. **Single-Polarization Optical Fiber** - This innovation focuses on a single-polarization optical fiber featuring a core surrounded by inner and outer cladding. Key to its design are stress-applying portions that symmetrically penetrate both claddings. This construction allows only one polarized mode to propagate, optimizing its performance in various applications.

Career Highlights

Ohashi is currently employed at Nippon Telegraph and Telephone Corporation, where he leverages his expertise in optical technologies to drive innovation. His work has contributed to the advancement of communication systems, showcasing his ability to blend science and engineering.

Collaborations

Throughout his career, Masaharu Ohashi has collaborated with esteemed colleagues, including Nobuo Kuwaki and Katsusuke Tajima. Their partnerships have undoubtedly played a role in enhancing the capabilities and impact of his inventions, fostering a rich environment for innovation.

Conclusion

Masaharu Ohashi stands out as a notable figure in the realm of optical fiber technology. His inventive spirit, combined with his professional collaborations, has led to significant advancements that may shape the future of communication technology. With his ongoing contributions, the field of optical fibers is poised for further innovation.

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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