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For the Inventor, By the Inventor

Hiratsuka, Japan

Tsukasa Maruyama

This inventor holds 16 USPTO granted patents and 1 EPO patent, primarily in Photoelectric Conversion. Top assignee: The Yokohama Rubber Co., Ltd.. Active years: 2002-2018.

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

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 18.8


Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 62(Granted Patents)


Location History:

  • Kanagawa, JP (2012 - 2016)
  • Hiratsuka, JP (2002 - 2018)

Company Filing History:

goldMedal16 out of 2,770 
 
The Yokohama Rubber Co., Ltd.
 patents

Years Active: 2002-2018

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Areas of Expertise:
Electrolyte
Dye-Sensitized Solar Cell
Conductive Polymer
Photovoltaic Device
Carbon Material
Electrode Material
Composite
Rubber Composition
Clay Modified Electrolyte
Electric Double-Layer Capacitor
Polyaniline
16 patents (USPTO):Explore Patents
1. 10128505 - Carbon material, electrode material using same and method of manufacturing same (2018-11-13),
2. 9287056 - Electrolyte for photoelectric conversion element, photoelectric conversion element using the electrolyte, and dye-sensitized solar cell using the electrolyte (2016-03-15),
3. 9165720 - Conductive polymer/porous carbon material composite and electrode material using same (2015-10-20),
4. 8957305 - Electrolyte for photoelectric conversion element, and photoelectric conversion element and dye-sensitized solar cell using same (2015-02-17),
5. 8481849 - Electrolyte for photovoltaic device as well as photovoltaic device and dye-sensitized solar cell including that electrolyte (2013-07-09),
6. 8338692 - Electrolyte for photoelectric conversion elements, and photoelectric conversion element and dye-sensitized solar cell using the electrolyte (2012-12-25),
7. 8299270 - Clay modified electrolyte for a dye-sensitized solar cell (2012-10-30),
8. 8222515 - Electrolyte for photoelectric conversion elements, and photoelectric conversion element and dye-sensitized solar cell using the electrolyte (2012-07-17),
9. 7875209 - Photovoltaic device comprising conductive polyaniline (2011-01-25),
10. 7663863 - Electrode for capacitor and electric double layer capacitor using the same (2010-02-16),
11. 7585433 - Polyaniline/carbon composite and electric double-layer capacitor using same (2009-09-08),
12. 7497975 - Method for producing conductive polyaniline (2009-03-03),
13. 7351359 - Method for producing conductive polyaniline and organic polymer composition (2008-04-01),
14. 6908958 - Organically modified layered clay as well as organic polymer composition and tire inner liner containing same (2005-06-21),
15. 6720378 - Rubber composition having improved wet skid resistance and rolling resistance (2004-04-13),

Title: Tsukasa Maruyama: Innovator in Carbon Materials and Photoelectric Conversion

Introduction

Tsukasa Maruyama is a prominent inventor based in Hiratsuka, Japan. He has made significant contributions to the fields of carbon materials and photoelectric conversion technologies. With a total of 16 patents to his name, Maruyama continues to push the boundaries of innovation.

Latest Patents

Maruyama's latest patents include a method for manufacturing a carbon material that comprises a composite of a porous carbon material and a conductive polymer. This innovative method involves mixing dispersion solutions of both materials to create a composite with a specific surface area ranging from 750 to 3000 m/g. Additionally, the carbon material exhibits a methylene blue adsorption performance of 150 mL/g or more, along with distinct peaks in a laser Raman spectroscopy spectrum. Another notable patent focuses on an electrolyte for photoelectric conversion elements, which aims to enhance moisture resistance. This electrolyte contains an organic salt compound and a lamellar clay mineral, ensuring superior performance in photoelectric applications.

Career Highlights

Tsukasa Maruyama is currently associated with The Yokohama Rubber Co., Ltd., where he applies his expertise in material science and engineering. His work has garnered attention for its practical applications in renewable energy and advanced materials.

Collaborations

Maruyama has collaborated with notable colleagues, including Yuko Sekine and Kazunori Ishikawa. These partnerships have contributed to the advancement of innovative technologies in their respective fields.

Conclusion

Tsukasa Maruyama stands out as a key figure in the development of carbon materials and photoelectric conversion technologies. His innovative patents and collaborations reflect his commitment to advancing scientific knowledge and practical applications.

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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