Location History:
- Yokohama, JA (1977 - 1978)
- Yokohama, JP (1978 - 1984)
- Kanagawa, JP (1990 - 1993)
Company Filing History:
15 out of 58,130 
5 out of 2,916 
Years Active: 1977-1993
Title: **The Innovations of Susumu Hoshimi: A Pioneer in Disc Drive Technology**
Introduction
Susumu Hoshimi, an influential inventor based in Yokohama, Japan, has made significant contributions to the field of disc drive technology. With a total of 15 patents to his name, Hoshimi’s work has transformed how data is recorded and accessed in modern storage devices. His expertise and innovative mindset have positioned him as a key figure in advancing technology in this area.
Latest Patents
Hoshimi's most recent patents showcase his ingenuity and commitment to enhancing disc drive functionality. One notable invention is a **disc drive apparatus with servo tracks offset from data tracks**. This innovative design includes a tracking servomechanism with at least one disc medium, where servo and data signals are recorded on separate surfaces. The apparatus features transducer means with dual heads for effective playback and recording modes, ensuring precision in positioning over data tracks.
Another key patent is a **magnetic recording disk in which the level of the surface of the data tracks** and servo tracks is higher than that of the guardbands. This advancement helps improve data integrity and performance in magnetic recording technology.
Career Highlights
Throughout his career, Hoshimi has collaborated with leading companies such as Sony Corporation and Tokyo Shibaura Denki. His experience at these organizations has enriched his skill set and provided him with opportunities to develop groundbreaking technologies that address the needs of the data storage industry.
Collaborations
In addition to his corporate endeavors, Hoshimi has worked alongside talented professionals such as Tadashi Kojima and Toshio Sato. Their collaborative efforts have resulted in advancements that have propelled the field of disc technology forward, highlighting the importance of teamwork in innovation.
Conclusion
Susumu Hoshimi stands out as a prominent inventor whose work in disc drive technology continues to leave a lasting impact. With a legacy comprising numerous patents and a commitment to innovation, Hoshimi exemplifies the spirit of invention. His contributions not only enhance current technologies but also pave the way for future developments in data storage methodologies.