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For the Inventor, By the Inventor

Kawasaki, Japan

Shigeyuki Maruyama

This inventor holds 69 USPTO granted patents and 1 EPO patent, primarily in Semiconductor Packaging (CPC class G01R). Top assignees: Fujitsu Corporation, Fujitsu Semiconductor Limited, Fujitsu Microelectronics Limited. Active years: 1986-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeyuki Maruyama. Retrieved from https://idiyas.com/inventor/shigeyuki-maruyama

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

USPTO Granted Patents = 69

% Patents Active = 49.3

 

Average Co-Inventor Count = 2.8

ph-index = 17

Forward Citations = 806(Granted Patents)

Forward Citations (Not Self Cited) = 784(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (2010)
  • Yokohama, JP (1986 - 2014)
  • Kawasaki, JP (1996 - 2014)

Company Filing History:

goldMedal57 out of 39,378 
 
Fujitsu Corporation
 patents
silverMedal10 out of 1,674 
 
Fujitsu Semiconductor Limited
 patents
bronzeMedal2 out of 467 
 
Fujitsu Microelectronics Limited
 patents

Years Active: 1986-2014

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Areas of Expertise:
Semiconductor Device
Contactor
Testing Method
Device Protection
Wafer-Level Package
Electronic Component
Temperature Control
Conductive Particles
Integrated Circuit
Manufacturing Method
Inspection Apparatus
Anisotropic Conductive Sheet
69 patents (USPTO):Explore Patents
1. 8766659 - Contactor including a covalent bond layer (2014-07-01),
2. 8759119 - Method of testing a semiconductor device and suctioning a semiconductor device in the wafer state (2014-06-24),
3. 8671557 - Tray in combination with electronic component attaching tool attached to the tray (2014-03-18),
4. 8404496 - Method of testing a semiconductor device and suctioning a semiconductor device in the wafer state (2013-03-26),
5. 8268670 - Method of semiconductor device protection (2012-09-18),
6. 8164181 - Semiconductor device packaging structure (2012-04-24),
7. 8051554 - IC socket with attached electronic component (2011-11-08),
8. 7921906 - Temperature control method and temperature control device (2011-04-12),
9. 7807481 - Method of semiconductor device protection, package of semiconductor device (2010-10-05),
10. 7795552 - Contact piece member, contactor and contact method (2010-09-14),
11. 7642551 - Wafer-level package having test terminal (2010-01-05),
12. 7518388 - Contactor for electronic components and test method using the same (2009-04-14),
13. 7471096 - Contactor for electronic parts and a contact method (2008-12-30),
14. 7430798 - Electronic component attaching tool (2008-10-07),
15. 7403024 - Contactor having contact electrodes of metal springs embedded in a plate-like structure (2008-07-22),

Title: Shigeyuki Maruyama - Pioneering Inventor from Kawasaki

Introduction: Shigeyuki Maruyama is a renowned inventor hailing from Kawasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeyuki Maruyama holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Maruyama has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Shigeyuki Maruyama has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Shigeyuki Maruyama's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his position as a trailblazer in the world of inventions.

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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