This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignees: Seiko Epson Corporation, Shiojiri Kogyo Kabushiki Kaisha. Active years: 1989-2015.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Shiojiri, JP (1989)
- Suwa, JP (1998)
- Nagano-ken, JP (1999)
- Omi-mura, JP (2014)
- Nagano, JP (2014 - 2015)
Company Filing History:

Years Active: 1989-2015
Title: The Innovative Contributions of Masaru Kubota
Introduction
Masaru Kubota is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of technology, particularly in the areas of electronic timepieces and printing control devices. With a total of eight patents to his name, Kubota's work reflects a commitment to innovation and advancement.
Latest Patents
Among his latest patents is an electronic timepiece and secondary battery unit. This invention features a timepiece movement that includes a battery housing section designed to accommodate both a primary battery and a secondary battery unit in a replaceable manner. Another significant patent is a printing control device and method. This device includes a printing density determination unit that obtains attribute information of an object within input document data, determining the printing density based on the line width of an image of the object, particularly when the attribute information indicates a line drawing.
Career Highlights
Throughout his career, Masaru Kubota has worked with prominent companies such as Seiko Epson Corporation and Shiojiri Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of technology in his field.
Collaborations
Some of his notable coworkers include Takashi Kawaguchi and Keiichiro Oguchi. Their collaboration has likely fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.
Conclusion
Masaru Kubota's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in electronic devices and printing technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile