logo

For the Inventor, By the Inventor

Kyoto, Japan

Chojiro Kuriyama

This inventor holds 43 USPTO granted patents, primarily in Solid Electrolytic Capacitors. Top assignee: Rohm Co., Ltd.. Active years: 1991-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chojiro Kuriyama. Retrieved from https://idiyas.com/inventor/chojiro-kuriyama

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

USPTO Granted Patents = 43

% Patents Active = 76.7

Average Co-Inventor Count = 1.1

ph-index = 10

Forward Citations = 510(Granted Patents)


Location History:

  • Ukyo-ku, JP (1997 - 1999)
  • Kyoto, JP (1991 - 2011)

Company Filing History:

goldMedal43 out of 6,021 
 
Rohm Co., Ltd.
 patents

Years Active: 1991-2011

Loading Chart...
Areas of Expertise:
Solid Electrolytic Capacitor
Electric Circuit
Manufacturing Method
Mounting Structure
Niobium Capacitor
Capacitor Element
Package-Type Capacitor
Array Manufacturing
Temperature Fuse
Solder Fuse Wire
Electronic Component
Safety Fuse
43 patents (USPTO):Explore Patents
1. 7929275 - Solid electrolytic capacitor, electric circuit, and solid electrolytic capacitor mounting structure (2011-04-19),
2. 7729102 - Solid electrolytic capacitor and structure for mounting this solid electrolytic capacitor on board (2010-06-01),
3. 7706131 - Solid electrolytic capacitor and method for manufacturing same (2010-04-27),
4. 7646589 - Solid electrolytic capacitor with first and second anode wires (2010-01-12),
5. 7589955 - Electric double layer capacitor and aggregation thereof (2009-09-15),
6. 7551424 - Solid electrolytic capacitor (2009-06-23),
7. 7511944 - Solid electrolytic capacitor and method for manufacturing same (2009-03-31),
8. 7450366 - Solid electrolytic capacitor (2008-11-11),
9. 7385804 - Solid electrolytic capacitor, electric circuit, and solid electrolytic capacitor mounting structure (2008-06-10),
10. 7359181 - Solid electrolytic capacitor (2008-04-15),
11. 7154741 - Niobium capacitor and method for manufacturing same (2006-12-26),
12. 7138000 - Solid electrolytic capacitor and method of making the same (2006-11-21),
13. 7056357 - Method for making solid electrolytic capacitor (2006-06-06),
14. 7031141 - Solid electrolytic capacitor and electric circuit (2006-04-18),
15. 6819546 - Packaged solid electrolytic capacitor and method of making the same (2004-11-16),

Title: **Chojiro Kuriyama: Innovator in Solid Electrolytic Capacitors**

Introduction

Chojiro Kuriyama, based in Kyoto, Japan, is a distinguished inventor renowned for his contributions to the field of electronics, specifically in solid electrolytic capacitors. With an impressive portfolio of 42 patents, Kuriyama has made significant strides in advancing technology that enhances the performance and efficiency of electronic components.

Latest Patents

Kuriyama's latest patents include designs for solid electrolytic capacitors, an electric circuit, and a solid electrolytic capacitor mounting structure. One of his notable inventions involves a solid electrolytic capacitor that features a porous sintered body made of metal or conductive ceramic particles. The design incorporates anode wires that are partially inserted into the porous body, which allows for enhanced noise cancellation across a wide frequency range and facilitates the delivery of large electric power with high responsiveness. Additionally, his mounting structure for the solid electrolytic capacitor improves space efficiency on circuit boards while reducing overall costs.

Career Highlights

Throughout his career at Rohm Co., Ltd., Chojiro Kuriyama has consistently pushed the boundaries of electronic component innovation. His work has not only contributed to the technological advancements in capacitors but has also paved the way for improvements in circuit design and efficiency, making him a key figure in the electronics industry.

Collaborations

Kuriyama collaborates closely with talented professionals, including Miki Hasegawa and Takahiro Maeda. Their teamwork exemplifies the synergy of expertise that drives continuous innovation within Rohm Co., Ltd. Together, they contribute to groundbreaking developments that enhance electronic circuit design and manufacturing processes.

Conclusion

As an influential inventor in solid electrolytic capacitors, Chojiro Kuriyama's work has had a profound impact on electronic device functionality. His expertise and innovative spirit continue to inspire advancements in technology, highlighting the essential role that dedicated inventors play in shaping the future of electronics.

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]
Loading…