logo

For the Inventor, By the Inventor

Fukuroi, Japan

Ryohei Takayama

This inventor holds 7 USPTO granted patents. Top assignee: Minebea Company, Limited. Active years: 2012-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohei Takayama. Retrieved from https://idiyas.com/inventor/ryohei-takayama

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

USPTO Granted Patents = 7

% Patents Active = 71.4

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 37(Granted Patents)


Location History:

  • Nagano, JP (2012)
  • Kitasaku-gun, JP (2014)
  • Fukuroi, JP (2016)

Company Filing History:

goldMedal7 out of 1,160 
 
Minebea Company, Limited
 patents

Years Active: 2012-2016

Loading Chart...
7 patents (USPTO):Explore Patents
1. 9494300 - Illuminating apparatus (2016-11-15),
2. 9476565 - Illuminating apparatus and method of producing lens sheet used therein (2016-10-25),
3. 9429299 - Optical member with prisms (2016-08-30),
4. 9267666 - Illuminating apparatus (2016-02-23),
5. 8894250 - Illuminating device (2014-11-25),
6. 8727580 - Illuminating device (2014-05-20),
7. 8118465 - Spread illuminating apparatus (2012-02-21),

Title: Ryohei Takayama: Innovator in Illuminating Technology

Introduction

Ryohei Takayama is a prominent inventor based in Fukuroi, Japan. He has made significant contributions to the field of illuminating technology, holding a total of 7 patents. His innovative designs focus on enhancing light distribution and efficiency in illuminating apparatuses.

Latest Patents

One of his latest patents is an illuminating apparatus that includes a light source and an optical member positioned in front of the light source. This optical member controls the light distribution emitted from the light source. It features a pair of principal surfaces and a plurality of prisms extending in one direction on at least one of the surfaces. The prisms include reflecting prisms in a first region that emit light after reflecting it and refracting prisms in a second region that emit light after refracting it.

Another notable patent is for an illuminating apparatus that incorporates a lens sheet arranged on the optical axis of the light source. This lens sheet contains a plurality of prisms arranged in concentric circles. Additionally, a light diffusing part with hemispherical light scattering elements is provided on the lens sheet. This design enhances the scattering of light, improving the overall illumination quality.

Career Highlights

Ryohei Takayama is currently employed at Minebea Company, Limited, where he continues to develop innovative lighting solutions. His work has significantly impacted the industry, leading to advancements in how light is utilized in various applications.

Collaborations

Throughout his career, Takayama has collaborated with talented individuals such as Koji Sakai and Masaki Asai. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Ryohei Takayama is a distinguished inventor whose work in illuminating technology has led to several impactful patents. His contributions continue to shape the future of lighting solutions, demonstrating the importance of innovation in this field.

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…