Ibaraki, Japan

Keiji Ban

This inventor holds 6 USPTO granted patents. Top assignee: Hitachi Maxell, Limited. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Ban. Retrieved from https://idiyas.com/inventor/keiji-ban-ho6fdonk

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 16.7

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 143(Granted Patents)


Location History:

  • Kyoto, JP (2005)
  • Ibaraki, JP (2007 - 2011)

Company Filing History:


Years Active: 2005-2011

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6 patents (USPTO):Explore Patents

Title: Keiji Ban: Innovator in Tape Drive Technology

Introduction

Keiji Ban, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of tape drive technology. Holding six patents, his innovative solutions have enhanced the functionality and efficiency of tape cartridges.

Latest Patents

One of his latest inventions is a tape drive with cartridge thickness detecting sensors. This invention aims to provide a tape drive that can securely press and hold varying thicknesses of loaded tape cartridges, ensuring they remain vertically immovable. The design includes a loading frame that accommodates two different tape cartridge types and a holder that presses the cartridge securely. Notably, the side wall of the loading frame houses a pair of sensors that identify whether the loaded tape cartridge is thin or thick. This allows the holder to adjust its height based on the cartridge size detected by the sensors, enhancing usability and performance.

Career Highlights

Keiji Ban currently works at Hitachi Maxell, Limited, where he applies his expertise in developing advanced tape drive technologies. His inventions have garnered recognition within the industry, reflecting his commitment to innovation and excellence.

Collaborations

During his career, Ban has collaborated with talented coworkers, including Kosuke Amano and Toshiro Nishiwaki. Their collective efforts have further pushed the boundaries of technological advancements in tape drives and related devices.

Conclusion

In summary, Keiji Ban's contributions to tape drive technology not only demonstrate his inventive spirit but also highlight the impact of collaborative innovation in the tech industry. With his latest patents, he continues to inspire future advancements in tape cartridge design and functionality.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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