Gifu, Japan

Toshio Ito

This inventor holds 3 USPTO granted patents. Top assignee: Howa Machinery, Ltd.. Active years: 1991-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Ito. Retrieved from https://idiyas.com/inventor/toshio-ito-ygeo4hp1

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 = 1.6

ph-index = 3

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1991-1996

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

Title: Innovator Toshio Ito: Revolutionizing Indexing Devices

Introduction: Toshio Ito, an accomplished inventor based in Gifu, Japan, has made significant contributions to the field of machinery with his innovative designs. With three patents to his name, Ito has showcased his expertise in developing advanced indexing devices, which are essential for enhancing the precision and efficiency of machine tools.

Latest Patents: Toshio Ito's latest innovations include two notable patents for indexing devices. The first is an indexing device comprising an indexing table fixed to a table shaft, which is rotatably supported on a body structure. This ingenious design features a worm shaft with a worm formed thereon, and an indexing gear that is fixed coaxially to the indexing table. It incorporates a rotation correction device that halts the worm shaft rotation before the indexing table engages, enhancing positioning precision.

The second patent focuses on an indexing device designed specifically for machine tools. This device utilizes a synchronized tap function of the machine tool's main spindle to achieve rotational indexing. As the main spindle advances, it engages the indexing device's input shaft, retracting it against a spring force. This design allows for accurate and compact rotational indexing through a one-way clutch mechanism that ensures precise transmission of motion during operation.

Career Highlights: Toshio Ito is currently employed at Howa Machinery, Ltd., where he has applied his innovative mindset to improve machinery design. His patents reflect a deep understanding of mechanical engineering as well as a commitment to advancing machine technology.

Collaborations: Throughout his career, Ito has collaborated with talented coworkers such as Tetsuya Oketani and Yoshiaki Mase. Together, they have shared insights and expertise, contributing to the success of various projects within Howa Machinery, Ltd.

Conclusion: Toshio Ito stands out as a vital contributor to the field of machinery with his groundbreaking inventions in indexing devices. His ongoing work and collaboration with colleagues underscore his commitment to innovation and excellence. As advancements in machine tool technology continue to evolve, Ito's contributions will undoubtedly play an integral role in shaping the industry’s future.

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…