Company Filing History:
Years Active: 1999-2004
Title: Hiroyuki Nakagawa: Innovator in Laser Exposure and Activated Carbon Fiber Technology
Introduction
Hiroyuki Nakagawa is a prominent inventor based in Kyoto, Japan, known for his contributions in the fields of laser technology and materials science. With two patents to his name, Nakagawa has made significant strides in enhancing the efficiency of manufacturing processes and the properties of advanced materials.
Latest Patents
His latest patents showcase innovative approaches to complex technological challenges. The first, a **Laser Exposure Apparatus**, encompasses a laser oscillator that generates a circular laser beam, which is then expanded and shaped into a square section using a beam expander and a square mask. This design enhances the readability of very small identification codes when marked onto wafers, thereby improving the recognizability of these codes.
The second patent is a **Process for Producing Activated Carbon Fiber Molding**, which outlines a method for creating pitch-based porous activated carbon fibers. This process involves spinning isotropic pitch to form pitch fibers, infusibilizing these fibers, and then applying mechanical loads during heating to create a molding. This innovation leads to a product with high bulk density and exceptional adsorption efficiency due to its large specific surface area.
Career Highlights
Hiroyuki Nakagawa has garnered experience through his tenure at notable companies, including Toray Engineering Company and Petoca, Ltd. His roles at these institutions have enabled him to apply his inventive thinking to practical solutions in manufacturing and materials engineering.
Collaborations
Throughout his career, Nakagawa has collaborated with several esteemed colleagues, including Masaki Mori and Tomiji Hosotsubo. Their joint efforts have likely facilitated the successful development and refinement of his innovative technologies.
Conclusion
Hiroyuki Nakagawa's work exemplifies the spirit of innovation that drives advancements in technology. Through his patents, he continues to contribute to the fields of laser applications and materials science, demonstrating the profound impact that inventors can make in improving industrial processes and product performance.