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For the Inventor, By the Inventor

Ebina, Japan

Takashi Maruyama

This inventor holds 17 USPTO granted patents and 1 EPO patent, primarily in Information Processing. Top assignees: Hitachi, Ltd., Hitachi Video and Information System, Inc., Mitsubishi Power, Ltd.. Active years: 1994-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Maruyama. Retrieved from https://idiyas.com/inventor/takashi-maruyama-nw2pqjb7

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

USPTO Granted Patents = 17

% Patents Active = 82.4


Average Co-Inventor Count = 4.3

ph-index = 8

Forward Citations = 264(Granted Patents)


Location History:

  • Ebina, JP (1994 - 2007)
  • Minamiasigara, JP (2011)
  • Yokohama, JP (1994 - 2021)

Company Filing History:

goldMedal16 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 46 
 
Hitachi Video and Information System, Inc.
 patents
bronzeMedal1 out of 221 
 
Mitsubishi Power, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1994-2021

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Areas of Expertise:
Steam Turbine Rotor Blade
Information Processing Device
Memory Management
Communication System
Radio Base Station
PCI Expansion Adapter
Circuit Module
Multiprocessor System
Shielding Method
Bus Error Processing
Direct Memory Access
17 patents (USPTO):Explore Patents
1. 10934847 - Steam turbine rotor blade, steam turbine, and method for manufacturing steam turbine rotor blade (2021-03-02),
2. 7913258 - Information processing device and process control method (2011-03-22),
3. 7765375 - Memory management method, information processing apparatus, and memory management program (2010-07-27),
4. 7180898 - Communication system (2007-02-20),
5. 7107012 - Radio base station for wirelessly communicating with a radio terminal (2006-09-12),
6. 7065100 - Communication system (2006-06-20),
7. 6769045 - PCI expansion adapter with PC card slot and electronic apparatus provided with the same (2004-07-27),
8. 6527562 - PCI expansion adapter with PC card slot and electronic apparatus provided with the same (2003-03-04),
9. 6266242 - Circuit module and information processing apparatus (2001-07-24),
10. 6069793 - Circuit module and information processing apparatus (2000-05-30),
11. 5867148 - Space-saving information processing apparatus (1999-02-02),
12. 5761049 - Inductance cancelled condenser implemented apparatus (1998-06-02),
13. 5724591 - Multiprocessor system with reduced power mode and improved variation of (1998-03-03),
14. 5491301 - Shielding method and circuit board employing the same (1996-02-13),
15. 5457602 - Desk-top information processing apparatus having a height greater than (1995-10-10),

Title: The Innovations of Takashi Maruyama

Introduction

Takashi Maruyama is a prominent inventor based in Ebina, Japan, known for his significant contributions to the field of engineering. With a total of 17 patents to his name, he has made remarkable advancements, particularly in steam turbine technology and process control systems.

Latest Patents

Among his latest patents are the steam turbine rotor blade and the steam turbine itself, along with a method for manufacturing the steam turbine rotor blade. The steam turbine rotor blade features a protrusion portion located at the tip end of the blade body, which enhances its aerodynamic efficiency. Additionally, he has developed an information processing device and process control method that utilizes a remote machine to monitor processes for a web browser program, ensuring efficient operation and management.

Career Highlights

Throughout his career, Takashi Maruyama has worked with notable companies such as Hitachi, Ltd. and Hitachi Video and Information System, Inc. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Takashi has collaborated with esteemed colleagues, including Kenichi Yoshida and Hitoshi Yokota, who have played a role in his professional journey.

Conclusion

Takashi Maruyama's work exemplifies the spirit of innovation in engineering, particularly in steam turbine technology and process control systems. His contributions continue to influence the industry and inspire future inventors.

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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