This inventor holds 18 USPTO granted patents and 1 published patent application, primarily in Microstructure Manufacturing. Top assignees: 3M Innovative Properties Company, Regents of the University of Minnesota. Active years: 1999-2008.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kanagawa, JP (2002)
- Kanagawa pref., JP (2003)
- Tokyo, JP (1999 - 2005)
- Kawasaki, JP (2001 - 2005)
- Zama, JP (2002 - 2008)
Company Filing History:
14 out of 22,412 
4 out of 2,373 
Years Active: 1999-2008
Areas of Expertise:
Title: Chikafumi Yokoyama: Innovator in Microstructure Manufacturing
Introduction
Chikafumi Yokoyama is a prominent inventor based in Zama, Japan. He has made significant contributions to the field of microstructure manufacturing, holding a total of 18 patents. His innovative work focuses on developing flexible molds and methods that enhance the precision and efficiency of manufacturing processes.
Latest Patents
Yokoyama's latest patents include a flexible mold and a method of manufacturing microstructures using the same. This flexible mold is designed to manufacture a Plasma Display Panel (PDP) rib with a lattice pattern and other microstructures. It is capable of producing these microstructures with high precision while minimizing defects such as bubble formation and pattern deformation. The flexible mold consists of a base layer made from a first curable material with a viscosity ranging from 3,000 to 100,000 cps at temperatures between 10 to 80°C. Additionally, it features a coating layer made from a second curable material with a viscosity of 200 cps or below at the same temperature range. Another notable patent involves a method of forming microstructures on a substrate, which aims to reduce the amount of air trapped in barrier ribs used in Plasma Display devices.
Career Highlights
Throughout his career, Chikafumi Yokoyama has worked with notable organizations, including 3M Innovative Properties Company and the University of Minnesota. His experience in these institutions has allowed him to refine his skills and contribute to advancements in technology related to microstructures.
Collaborations
Yokoyama has collaborated with various professionals in his field, including Kenton D Budd. These partnerships have facilitated the exchange of ideas and fostered innovation in microstructure manufacturing.
Conclusion
Chikafumi Yokoyama's work in the field of microstructure manufacturing has led to significant advancements and numerous patents. His innovative approaches continue to influence the industry and pave the way for future developments.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile