Mamoru Ohashi

Title: Inventor Spotlight: Mamoru Ohashi

Introduction

Mamoru Ohashi is a prominent inventor based in Hitachi, Japan, recognized for his contributions to advancements in LAN cable technology. With a total of five patents to his name, Ohashi has made significant strides in electrical engineering and materials science.

Latest Patents

Among his recent innovations, Mamoru Ohashi has developed a sophisticated LAN cable that features an insulated electrical wire adorned with a protective insulating layer surrounding a conductor. This cable is equipped with an intermediate layer positioned between the sheath and the insulated wire, which boasts a mass reduction rate at 800°C of less than or equal to 80% by mass. Furthermore, the sheath is composed of a cross-linked material or a non-halogen flame retardant resin composition, ensuring a mass reduction rate at 800°C of less than or equal to 60% by mass.

Another notable patent involves a LAN cable that incorporates a sheath containing an electrical wire. This wire consists of a conductor and an insulating body that covers it. In this design, the intermediate layer has mass reduction rates at both 500°C and 600°C of less than or equal to 10% and 50% by mass, respectively. The insulating body features polyethylene with a dielectric constant of no greater than 2.5, and the sheath includes a polyolefin-based polymer along with a flame retardant, achieving a content of flame retardant that is at least 150 parts by mass compared to every 100 parts by mass of the polyolefin-based polymer.

Career Highlights

Currently, Mamoru Ohashi is associated with Hitachi Metals, Ltd., where he utilizes his expertise to drive innovation in electrical materials and systems. His work significantly influences the performance and safety standards of LAN cables, contributing to the broader field of telecommunications and data transmission.

Collaborations

Throughout his career, Mamoru Ohashi has collaborated with notable colleagues, including Makoto Iwasaki and Tamotsu Kibe. These partnerships have not only enriched his research endeavors but have also facilitated the development of cutting-edge technologies in their shared field.

Conclusion

Mamoru Ohashi stands as a testament to the power of innovation in the realm of electrical engineering. With his advanced patents and collaborative spirit, he continues to leave an indelible mark on technology and its applications in everyday life.