Otsu, Japan

Toshifumi Morihashi

This inventor holds 7 USPTO granted patents. Top assignee: Murata Kikai Kabushiki Kaisha. Active years: 1983-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Morihashi. Retrieved from https://idiyas.com/inventor/toshifumi-morihashi

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 = 2.8

ph-index = 6

Forward Citations = 81(Granted Patents)


Location History:

  • Ohtsushi, JP (1983)
  • Shiga, JP (1984 - 1985)
  • Ohtsu, JP (1990 - 1992)

Company Filing History:


Years Active: 1983-1992

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

Title: Innovator Toshifumi Morihashi: Pioneering Advances in Yarn Production

Introduction: Toshifumi Morihashi is a distinguished inventor based in Ohtsu, Japan, known for his significant contributions to the field of textile engineering. With a total of seven patents to his name, Morihashi has made remarkable strides in the innovation of yarn production technology.

Latest Patents: Among his latest inventions are two groundbreaking patents focused on yarn production. The first is a patent for "Multi-ply spun yarn and method for producing the same," which introduces a multi-ply spun yarn characterized by a self-converging property. This innovative method involves drafting fibers initially and introducing them into an air jetting twisting device. The resulting twisted yarns are subsequently joined together using a guide member and taken up onto a take-up device, with a separating guide facilitating the joining process.

The second patent, titled "Spinning method and spinning apparatus," outlines an advanced spinning apparatus that encompasses a drafting device, twisting device, and take-up device. This apparatus features a guide mechanism capable of separating fiber bundles into multiple rows, while its twisting device comprises a plurality of twisting mechanisms that can simultaneously twist several rows of fiber bundles.

Career Highlights: Toshifumi Morihashi is affiliated with Murata Kikai Kabushiki Kaisha, a key player in the textile machinery sector. His work has not only advanced the methods of yarn production but has also contributed to enhancing the efficiency and quality of textile manufacturing.

Collaborations: Throughout his career, Morihashi has collaborated closely with fellow innovators such as Teruo Nakayama and Koshi Noda. Their teamwork exemplifies a culture of innovation that drives the textile industry forward, as they share insights and develop new technologies.

Conclusion: Toshifumi Morihashi stands out as a prominent figure in the realm of textile innovation, with his various patents significantly impacting yarn production methodologies. His contributions continue to shape the industry, ensuring that advancements in technology enhance the quality and efficiency of textile manufacturing processes worldwide.

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…