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For the Inventor, By the Inventor

Miyagi, Japan

Hiroyoshi Shouji

This inventor holds 12 USPTO granted patents and 5 EPO patents. Top assignees: Ricoh Company, Ltd., Other. Active years: 2012-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyoshi Shouji. Retrieved from https://idiyas.com/inventor/hiroyoshi-shouji

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

USPTO Granted Patents = 12

% Patents Active = 66.7

 

Average Co-Inventor Count = 4.0

ph-index = 4

Forward Citations = 74(Granted Patents)


Company Filing History:

goldMedal11 out of 28,934 
 
Ricoh Company, Ltd.
 patents
silverMedal1 out of 834,453 
Other
 patents

Years Active: 2012-2015

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12 patents (USPTO):Explore Patents
1. 9201404 - Alkali metal cell, atomic oscillator, and alkali metal cell fabricating method (2015-12-01),
2. 8989231 - Surface emitting laser device, surface emitting laser array, optical scanning device, image forming apparatus, and manufacturing method of surface emitting laser device (2015-03-24),
3. 8879600 - Surface emitting laser array element, optical scanning device, and image forming apparatus (2014-11-04),
4. 8830287 - Surface-emission laser array, optical scanning apparatus and image forming apparatus (2014-09-09),
5. 8809089 - Method of manufacturing surface emitting laser, and surface emitting laser, surface emitting laser array, optical scanning device and image forming apparatus (2014-08-19),
6. 8705585 - Surface-emitting laser array, optical scanning device, and image forming device (2014-04-22),
7. 8630325 - Manufacturing method, surface-emitting laser device, surface-emitting laser array, optical scanner, and image forming apparatus (2014-01-14),
8. 8609447 - Method of manufacturing surface emitting laser, and surface emitting laser, surface emitting laser array, optical scanning device and image forming apparatus (2013-12-17),
9. 8508567 - Surface-emission laser array, optical scanning apparatus and image forming apparatus (2013-08-13),
10. 8498319 - Surface emitting laser device, surface emitting laser array, optical scanning device, image forming apparatus, and manufacturing method of surface emitting laser device (2013-07-30),
11. 8416822 - Manufacturing method, surface-emitting laser device, surface-emitting laser array, optical scanner, and image forming apparatus (2013-04-09),
12. 8089498 - Surface-emission laser array, optical scanning apparatus apparatus and image forming apparatus (2012-01-03),

Title: Innovations of Hiroyoshi Shouji

Introduction

Hiroyoshi Shouji is a prominent inventor based in Miyagi, Japan. He has made significant contributions to the field of technology, holding a total of 12 patents. His work primarily focuses on advanced materials and devices that have applications in various industries.

Latest Patents

Among his latest patents are the alkali metal cell, atomic oscillator, and alkali metal cell fabricating method. The alkali metal cell includes a substrate with an opening that penetrates from one face to the other. It features a first transparent substrate bonded to one face and a second transparent substrate bonded to the opposite face, with an alkali metal sealed in the space between them. The design ensures that the bonding between the metal layers maintains the integrity of the cell.

Another notable invention is the surface emitting laser device, which comprises a light emitting section with a mesa structure. This structure includes a lower reflection mirror, an oscillation structure, and an upper reflection mirror. The device is designed to enhance the efficiency of light emission, making it suitable for various optical applications.

Career Highlights

Hiroyoshi Shouji has worked with Ricoh Company, Ltd., where he contributed to the development of innovative technologies. His experience in the industry has allowed him to refine his skills and expand his knowledge in the field of inventions.

Collaborations

He has collaborated with notable coworkers such as Shunichi Sato and Akihiro Itoh. Their combined expertise has led to advancements in the technologies they have worked on together.

Conclusion

Hiroyoshi Shouji's contributions to technology through his patents and collaborations highlight his role as a significant inventor in Japan. His innovative designs continue to influence various technological advancements.

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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