Location History:
- Tokyo, JP (1994 - 1996)
- Tokyo-to, JP (1996 - 1997)
- Fujisawa, JP (1998 - 2005)
- Kanagawa, JP (2008 - 2009)
Company Filing History:
15 out of 164,108 
7 out of 2,636 
Years Active: 1994-2009
Title: Innovative Contributions of Hitoshi Tsujino
Introduction
Hitoshi Tsujino, based in Kanagawa, Japan, is a prolific inventor with a remarkable portfolio of 22 patents. His innovations primarily focus on enhancing the performance and reliability of disk drive technologies, making significant strides in the field of data storage.
Latest Patents
Among his latest patents is a groundbreaking device titled "Disk device with reduced flutter." This invention aims to minimize the oscillation of a disk, which is caused by airflow during rotation. The design incorporates a magnetic disk, a base, and a top cover, featuring a flow uniforming wall along the disk's outer edge and a circulation filter to trap dust particles.
Another notable patent by Tsujino is the "Disk drive with vibration suppression member disposed near head assembly." This innovation addresses the issue of surface deformation in the top cover of disk drives. By utilizing a polygonal vibration suppression member, it effectively dampens vibrations in critical areas, ensuring smoother operation and longevity of the device.
Career Highlights
Hitoshi Tsujino has made significant contributions while working for leading companies, including IBM and Hitachi Global Storage Technologies. His tenure at these organizations has allowed him to refine his expertise in disk drive technology and advance innovative solutions that benefit the industry.
Collaborations
Throughout his career, Tsujino has collaborated with esteemed colleagues such as Akihiko Aoyagi and Jun Ishikawa. These partnerships have fostered an environment of creativity and shared knowledge, further enhancing the quality and impact of their collective inventions.
Conclusion
Hitoshi Tsujino's dedication to innovation is evident in his impressive number of patents and his contributions to the field of disk drive technology. His work continues to influence advancements in data storage solutions, demonstrating the importance of creative engineering in our increasingly digital world.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.