This inventor holds 1 USPTO granted patent. Top assignee: Nhk Spring, Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Kei Sato and Motor Core Manufacturing Innovation.
Introduction
Kei Sato is an inventor associated with Yokohama, Japan, and NHK Spring, Ltd. His patent work includes an invention focused on manufacturing motor cores with resin filling portions.
Latest Patents
Sato is credited with 1 patent: “Motor Core Manufacturing Device and Motor Core Manufacturing Method.” The invention describes a mold that holds a motor core and includes a resin filling portion, along with a chamber connected to a resin composition filling path. A plunger moves resin composition from the chamber into the filling path, while a heater helps control the process. An extruding machine kneads and conveys the resin composition toward the chamber, supplying a previously measured amount. Together, these components support controlled resin filling during motor core production.
Career Highlights
Sato’s listed patent reflects work on manufacturing equipment and methods for motor cores. The disclosed system combines resin preparation, metered delivery, heating, and mold-based filling.
Collaborations
The provided information lists Makoto Ohmori and Takumi Furuya as Sato’s coworkers. It does not specify their roles in the patent or whether they collaborated on this invention.
Conclusion
Kei Sato’s patent describes an integrated approach to metering and filling resin in motor core manufacturing, highlighting his contribution to production technology at NHK Spring, Ltd.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile