Company Filing History:
3 out of 39,250 
2 out of 3 Years Active: 1998-2000
Title: Innovations by Yoshifumi Ohba
Introduction
Yoshifumi Ohba is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of library apparatus technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and functionality of media storage systems.
Latest Patents
One of his latest patents is for a library apparatus featuring an interconnected cell drum and door locking mechanism. This innovative design allows for a rotatable cell drum that can store multiple recording media cartridges. The apparatus includes a door that provides direct access to the cells of a selected column, eliminating the need for a media transport device. Additionally, the locking mechanisms ensure that the cell drum and door operate safely and securely.
Another significant patent by Ohba is for a library apparatus capable of rearranging recording media. This design incorporates a direct entry/exit (DEE) door that allows several storage media to be placed or removed simultaneously. The system automatically rearranges the media to optimize access time, making it more efficient for users. The locking mechanisms in this design also enhance safety by preventing incorrect mounting of cartridges.
Career Highlights
Yoshifumi Ohba has worked with prominent companies such as Fujitsu Corporation and Fujitsu Peripherals Limited. His experience in these organizations has contributed to his expertise in developing innovative storage solutions.
Collaborations
Ohba has collaborated with notable colleagues, including Manabu Kobayashi and Kenji Nakajima. Their combined efforts have led to advancements in the technology surrounding library apparatuses.
Conclusion
Yoshifumi Ohba's contributions to the field of library apparatus technology demonstrate his innovative spirit and commitment to improving media storage solutions. His patents reflect a deep understanding of user needs and technological advancements.