Company Filing History:
5 out of 42,508 
2 out of 227 
Years Active: 2000-2007
Title: Noriyuki Takeo: Innovator in Magnetic Disk Technology
Introduction
Noriyuki Takeo is a prominent inventor based in Yamakita-machi, Japan. He has made significant contributions to the field of magnetic disk technology, holding a total of 7 patents. His work focuses on the development of glass substrates for magnetic disks, which are essential components in data storage devices.
Latest Patents
Takeo's latest patents include innovative designs for glass substrates that enhance the performance and durability of magnetic disks. One of his notable inventions is a glass substrate that contains a transition metal, which is subjected to zone texturing through laser irradiation. This substrate exhibits high mechanical strength without the need for chemical strengthening. Additionally, it has a transmittance of 10% or less for light in the wavelength range of 300 to 2000 nm, with a surface roughness of 2.0 nm or less. Another significant patent involves a glass substrate containing oxides of rare earth elements and fine particles, which provides superior mechanical characteristics, chemical stability, thermal stability, flatness, and transparency for information recording disks.
Career Highlights
Throughout his career, Noriyuki Takeo has worked with leading companies in the technology sector, including Hitachi, Ltd. and Hitachi Global Storage Technologies Japan, Ltd. His experience in these organizations has allowed him to develop cutting-edge technologies that have advanced the field of data storage.
Collaborations
Takeo has collaborated with notable colleagues such as Hiroki Yamamoto and Takashi Namekawa. These partnerships have contributed to the successful development of his innovative patents and have fostered advancements in magnetic disk technology.
Conclusion
Noriyuki Takeo's contributions to the field of magnetic disk technology through his patents and collaborations highlight his role as a key innovator. His work continues to influence the development of more efficient and reliable data storage solutions.