Company Filing History:
1 out of 152 
1 out of 1,960 
1 out of 832,880 Years Active: 2000-2002
Title: Kenji Tomita: Innovator in Magnetic Recording Technology
Introduction
Kenji Tomita is a notable inventor based in Oyama, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 3 patents. His work focuses on improving the performance and efficiency of magnetic recording disk substrates.
Latest Patents
One of his latest patents is an abrasive composition for polishing magnetic recording disk substrates. This invention provides an abrasive composition that results in low surface roughness, allowing for high-density recording without the occurrence of protrusions or polishing scratches. The composition includes water, silicon dioxide, an antigelling agent, aluminum nitrate, and hydrogen peroxide. Another significant patent is related to a magnetic hard disc substrate and the process for manufacturing it. This invention addresses the need for a smooth surface and decreased defects in aluminum alloy substrates, which are essential for high-density recording. The process ensures that the substrate has a surface roughness of Ra ≤ 0.5 nm and is free from abrasive flaws and micro-waviness.
Career Highlights
Kenji Tomita has worked with prominent companies in the industry, including Showa Aluminum Corporation and Showa Denko K.K. His experience in these organizations has contributed to his expertise in developing innovative solutions for magnetic recording technologies.
Collaborations
Throughout his career, Tomita has collaborated with notable colleagues such as Kiyoshi Tada and Kurata Awaya. These partnerships have likely enhanced his research and development efforts in the field.
Conclusion
Kenji Tomita's contributions to magnetic recording technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively.