Nagano, Japan

Masayuki Kumazaki

This inventor holds 15 USPTO granted patents and 1 EPO patent. Top assignee: Seiko Epson Corporation. Active years: 1990-2017.


% Patents Active = 93.3


Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 168(Granted Patents)


Location History:

  • Nagano, JP (1993 - 1999)
  • Suwa, JP (1990 - 2000)
  • Matsumoto, JP (2007 - 2017)

Company Filing History:


Years Active: 1990-2017

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15 patents (USPTO):Explore Patents

Title: The Innovations of Masayuki Kumazaki

Introduction

Masayuki Kumazaki is a prominent inventor based in Nagano, Japan. He has made significant contributions to the field of fluid ejection technology, holding a total of 15 patents. His work has been instrumental in advancing printing technology, particularly in the development of devices that enhance the efficiency and quality of printing processes.

Latest Patents

Among his latest patents is a fluid ejection device designed to improve the precision of fluid droplet ejection onto printing paper. This device features a fluid ejection head, a carriage for carrying the head, and a static elimination member that effectively eliminates electric charges from objects without contact. Another notable patent is the platen gap adjustment mechanism, which includes a carriage guide shaft and a main carriage that adjusts the distance between the printhead and the print medium. This mechanism ensures a constant gap is maintained, allowing for high-quality printing on various media.

Career Highlights

Masayuki Kumazaki has dedicated his career to innovation at Seiko Epson Corporation. His work has not only led to numerous patents but has also contributed to the company's reputation as a leader in printing technology. His inventions have paved the way for advancements that benefit both consumers and businesses alike.

Collaborations

Throughout his career, Kumazaki has collaborated with talented individuals such as Naoto Yamaguchi and Hiroshi Ishida. These collaborations have fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies in the printing industry.

Conclusion

Masayuki Kumazaki's contributions to fluid ejection technology and his numerous patents highlight his role as a key innovator in the field. His work continues to influence the printing industry, ensuring that Seiko Epson Corporation remains at the forefront of technological advancements.

Profile summary based on public USPTO records.
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