Yokohama, Japan

Toshiaki Kuroha

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Telegraph and Telephone Public Corporation, The Furukawa Electric Co., Ltd., Seikoh Giken Co., Ltd.. Active years: 1981-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiaki Kuroha. Retrieved from https://idiyas.com/inventor/toshiaki-kuroha

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


% Patents Active = 66.7

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 37(Granted Patents)


Location History:

  • Ichihara, JP (1985)
  • Yokohama, JP (1981 - 2004)

Company Filing History:


Years Active: 1981-2004

Loading Chart...
3 patents (USPTO):Explore Patents

Title: Toshiaki Kuroha: Innovator in Optical Technology

Introduction

Toshiaki Kuroha is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology, holding a total of 3 patents. His work focuses on enhancing the performance and manufacturing processes of optical components.

Latest Patents

Kuroha's latest patents include an eccentric optical fiber connector ferrule and a method of manufacturing the same. This innovative ferrule design features an optical fiber with a removed coating at its end, allowing for a metallic coating to be bonded to the side face. This design supports the optical fiber while applying a specified eccentricity, preventing damage at the fiber's end face. Another significant patent involves a method of fabricating an optical glass base material. This method utilizes fine glass particles produced through chemical reactions, forming a porous rod-shaped base material that is strengthened through heat treatment before being supported.

Career Highlights

Throughout his career, Kuroha has worked with prominent companies such as Furukawa Electric Co., Ltd. and Nippon Telegraph and Telephone Public Corporation. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

Kuroha has collaborated with notable coworkers, including Ryoichi Hara and Nobuo Inagaki. These partnerships have likely fostered a creative environment that has led to advancements in their respective fields.

Conclusion

Toshiaki Kuroha's contributions to optical technology through his patents and collaborations highlight his role as an influential inventor. His innovative designs and methods continue to impact the industry positively.

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]
Loading…