Nagano, Japan

Takashi Maruyama

This inventor holds 10 USPTO granted patents. Top assignees: Seiko Epson Corporation, Chinon Kabushiki Kaisha, Citizen Holdings Company, Ltd.. Active years: 1983-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Maruyama. Retrieved from https://idiyas.com/inventor/takashi-maruyama-2u6yt7kg

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

Calculating rank

% Patents Active = 70.0

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 72(Granted Patents)


Location History:

  • Suwa, JP (1983 - 1985)
  • Nagano-ken, JP (2006)
  • Nagano, JP (1986 - 2013)

Company Filing History:


Years Active: 1983-2013

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10 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Maruyama

Introduction

Takashi Maruyama is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of piezoelectric devices and inkjet printing technology. With a total of 10 patents to his name, Maruyama's work has had a considerable impact on various industries.

Latest Patents

One of his latest patents is focused on the package structure of a piezoelectric device that mounts and supports a piezoelectric vibration element. This innovative design includes two stick-like vibration legs, a central leg, and a coupling portion that enhances the device's functionality while minimizing interference with conductive electrodes. Another recent patent addresses the printing process by compensating for the jetting amount for different types of ink drops. This advancement allows for more accurate color reproduction, even when there are deviations in the ink amount.

Career Highlights

Throughout his career, Takashi Maruyama has worked with prominent companies such as Seiko Epson Corporation and Chinon Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.

Collaborations

Maruyama has collaborated with talented individuals in his field, including Naoki Kuwata and Michinao Osawa. These partnerships have fostered innovation and have led to the development of advanced technologies.

Conclusion

Takashi Maruyama's contributions to the fields of piezoelectric devices and inkjet printing demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving functionality and accuracy in these areas.

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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