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For the Inventor, By the Inventor

Tokyo, Japan

Tsutomu Nagatsuka

This inventor holds 16 USPTO granted patents and 2 EPO patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation. Active years: 1990-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Nagatsuka. Retrieved from https://idiyas.com/inventor/tsutomu-nagatsuka

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

USPTO Granted Patents = 16

% Patents Active = 68.8

 

Average Co-Inventor Count = 4.9

ph-index = 6

Forward Citations = 270(Granted Patents)


Location History:

  • Kanagawa, JP (1990 - 1999)
  • Tokyo, JP (1998 - 2014)

Company Filing History:

goldMedal13 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal3 out of 16,602 
 
Mitsubishi Electric Corporation
 patents

Years Active: 1990-2014

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16 patents (USPTO):Explore Patents
1. 8705165 - Optical wavelength conversion element, wavelength conversion laser device, and image display device (2014-04-22),
2. 8094690 - Wavelength converting element and wavelength converting laser apparatus (2012-01-10),
3. 7723666 - Photodiode array configured to increase electrical output power and optical microwave transmission system receiver utilizing the same (2010-05-25),
4. 7196452 - Film acoustic wave device, manufacturing method and circuit device (2007-03-27),
5. 6963155 - Film acoustic wave device, manufacturing method and circuit device (2005-11-08),
6. 6674215 - Elastic wave device (2004-01-06),
7. 6586861 - Film bulk acoustic wave device (2003-07-01),
8. 6426584 - Elastic wave device (2002-07-30),
9. 6396200 - Thin film piezoelectric element (2002-05-28),
10. 5942688 - Apparatus and method for detecting a measurable quantity of an object (1999-08-24),
11. 5789845 - Film bulk acoustic wave device (1998-08-04),
12. 5417114 - Echo based detecting apparatus employing signal generator and correlator (1995-05-23),
13. 5415045 - Apparatus and method for detecting flaws in and inspecting an object (1995-05-16),
14. 5272923 - Inspection apparatus (1993-12-28),
15. 5203823 - Detecting apparatus (1993-04-20),

Title: Tsutomu Nagatsuka: Pioneering Inventor from Tokyo

Introduction: Tsutomu Nagatsuka is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tsutomu Nagatsuka holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the tech industry, Nagatsuka has worked with leading companies in Japan and internationally, spearheading projects that have revolutionized various sectors.

Collaborations: Throughout his career, Tsutomu Nagatsuka has collaborated with top researchers, engineers, and scientists, fostering a culture of innovation and knowledge-sharing that has led to numerous successful inventions and patents.

Conclusion: Tsutomu Nagatsuka's passion for pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and entrepreneurs worldwide.

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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