Tokyo, Japan

Katsutoshi Mukaijima

This inventor holds 22 USPTO granted patents and 2 published patent applications, primarily in Thermal Printing Technology. Top assignees: Citizen Systems Japan Co., Ltd., Citizen Holdings Company, Ltd., Citizen Watch Company, Ltd.. Active years: 1996-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutoshi Mukaijima. Retrieved from https://idiyas.com/inventor/katsutoshi-mukaijima

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

USPTO Granted Patents = 22 

% Patents Active = 77.3

Average Co-Inventor Count = 3.0

ph-index = 7

Forward Citations = 190(Granted Patents)


Location History:

  • Kurume-Shi, Tokyo, JP (2001)
  • Tanashi, JP (2002)
  • Hoya, JP (1996 - 2003)
  • Higashikurume, JP (2003 - 2013)
  • Tokyo, JP (2002 - 2020)

Company Filing History:


Years Active: 1996-2020

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Areas of Expertise:
Thermal Printer
Print Head Device
Ink Ribbon Support
Recording Medium
Magnetic Recording
Portable Computer
Detachable Battery Pack
Data Storage Device
Interface Connector
Keyboard Module
Frame Plate Configuration
Magnetic Storage Card
22 patents (USPTO):Explore Patents

Title: **The Innovations of Katsutoshi Mukaijima: A Pioneer in Printer Technology**

Introduction

Katsutoshi Mukaijima, based in Tokyo, Japan, is a distinguished inventor with an impressive portfolio of 22 patents. His contributions primarily focus on advancements in printing technology, demonstrating his innovative spirit and technical expertise in the field.

Latest Patents

Mukaijima's recent patents highlight his commitment to improving the efficiency and precision of printing mechanisms. One of his notable inventions is the **Ink Ribbon Support Mechanism**, which features a uniquely designed support member and shaft combination intended to enhance the functionality of ink ribbons in printers. The design includes a convex portion that rotates and fits into a concave portion, ensuring smooth operation and support for an ink ribbon during printing tasks.

Another significant patent is the **Near-End of Roll Detecting Apparatus**, designed to accurately identify the remaining length of recording mediums. This invention utilizes a paper holder and a light-reflecting sensor to track the displacement of the recording medium as it is consumed, helping to maintain printer efficiency and avoid interruptions during printing.

Career Highlights

Throughout his career, Katsutoshi Mukaijima has worked with prominent companies in the technology sector, such as Citizen Systems Japan Co., Ltd. and Citizen Holdings Company, Ltd. His expertise and innovative approach have significantly contributed to the advancement of printing solutions within these organizations.

Collaborations

In Mukaijima's journey as an inventor, he has collaborated with talented professionals, including colleagues Gen Matsushima and Maki Wakita. These collaborations have fostered a creative environment that spurs innovative ideas and practical solutions in printer technology.

Conclusion

Katsutoshi Mukaijima stands out as a key inventor in the realm of printing technology, holding an impressive number of patents that reflect his dedication to innovation. His contributions not only enhance the functionality of printers but also pave the way for future advancements in the industry. With his continued passion for innovation, Mukaijima remains a significant figure in modern technological development.

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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