Location History:
- Machida, JP (2015 - 2016)
- Tokyo, JP (2012 - 2021)
Company Filing History:
3 out of 987 
1 out of 2,636 
1 out of 5,318 
Years Active: 2012-2021
Title: Kazushi Tsuwako: Innovator in Magnetic Storage Technology
Introduction
Kazushi Tsuwako is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of magnetic storage technology, holding a total of 5 patents. His innovative work has paved the way for advancements in data storage solutions.
Latest Patents
One of Tsuwako's latest patents is a magnet for the motor of a magnetic storage device. This magnet comprises a magnet body that includes a plurality of coated magnetic granules. Each coated magnetic granule consists of a magnetic granule and a metallic layer that coats the granule. Another notable patent is for an iron-oxidized hard disk drive (HDD) enclosure cover. This cover features an inner surface that is substantially free of un-oxidized or pure metallic iron, which is fabricated by baking a stainless steel cover to oxidize the iron surface. The iron-oxidized cover eliminates the need for a costly nickel-plating process and significantly reduces the 'Fe smear' problem, making it especially beneficial for use as an inner cover in sealed HDDs.
Career Highlights
Kazushi Tsuwako has worked with several notable companies throughout his career, including HGST Netherlands B.V. and Hitachi Global Storage Technologies Netherlands B.V. His experience in these organizations has contributed to his expertise in magnetic storage technologies.
Collaborations
Tsuwako has collaborated with several professionals in his field, including Koichi Suzuki and Masamichi Sakauchi. Their joint efforts have further advanced the innovations in magnetic storage solutions.
Conclusion
Kazushi Tsuwako's contributions to magnetic storage technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in data storage solutions.