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For the Inventor, By the Inventor

Kanagawa, Japan

Hibiki Tatsuno

This inventor holds 64 USPTO granted patents and 5 published patent applications and 2 EPO patents, primarily in Image Processing Systems (CPC class G02B). Top assignee: Ricoh Company, Ltd.. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hibiki Tatsuno. Retrieved from https://idiyas.com/inventor/hibiki-tatsuno

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

USPTO Granted Patents = 64 

% Patents Active = 60.9

 

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 224(Granted Patents)

Forward Citations (Not Self Cited) = 166(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo, JP (2005 - 2007)
  • Yokohama, JP (2009 - 2010)
  • Kawasaki, JP (2009 - 2020)
  • Kanagawa, JP (2008 - 2021)

Company Filing History:

goldMedal64 out of 28,940 
 
Ricoh Company, Ltd.
 patents

Years Active: 2005-2026

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Areas of Expertise:
Information Processing Apparatus
Image Capturing System
Projection Optical System
Image Display Device
Magnification Optical System
Virtual-Image Forming Device
Optical Scanning Device
Image Projector
Focus Adjustment System
Data Acquisition Unit
Enlargement Optical System
Image Reading Device
64 patents (USPTO):Explore Patents
1. 12526517 - Method for capturing image, method for processing image, image capturing system, and information processing system (2026-01-13),
2. 12524907 - Information processing apparatus, information processing system, information processing method, and non-transitory computer-executable medium (2026-01-13),
3. 12307640 - Information processing apparatus, information processing system, apparatus, and method generates surface and cross-section images indicating particular positions, and non-transitory computer-executable storage medium (2025-05-20),
4. 12284451 - Image capturing device, data acquisition unit, image capturing system, and image capturing method (2025-04-21),
5. 11042082 - Projection optical system including movable lens groups, a non-movable lens group, and a curved mirror (2021-06-22),
6. 11042013 - Projection optical system and image projection device (2021-06-22),
7. 10962750 - Projection optical system, projection apparatus, and projection system (2021-03-30),
8. 10775620 - Virtual-image forming device and mobile object (2020-09-15),
9. 10656412 - Image display apparatus and head-up display system (2020-05-19),
10. 10606042 - Magnification optical system (2020-03-31),
11. 10585269 - Projection optical system, projection apparatus, and projection system (2020-03-10),
12. 10451961 - Focus adjustment system for an image display device (2019-10-22),
13. 10338381 - Image display apparatus and head-up display system (2019-07-02),
14. 10310238 - Magnification optical system (2019-06-04),
15. 10241308 - Projection optical system including movable lens groups and image display apparatus (2019-03-26),

Title: Innovations and Contributions of Hibiki Tatsuno

Introduction

Hibiki Tatsuno, based in Kanagawa, Japan, is a prolific inventor with a remarkable portfolio of 60 patents. His work primarily focuses on advancements in optical systems for image projection devices, showcasing his commitment to pushing the boundaries of technology in this field.

Latest Patents

Among his latest innovations, Tatsuno has developed a projection optical system that features a complex lens system consisting of seven to nine lenses alongside an aperture stop. This configuration includes single negative and positive lenses strategically positioned to optimize the image quality and performance of the projection device. Another noteworthy patent is for a projection optical system incorporating movable lens groups, a non-movable lens group, and a curved mirror. This invention allows for projecting images from a compact and highly efficient design, emphasizing a shorter projection distance.

Career Highlights

Currently, Hibiki Tatsuno is an integral part of Ricoh Company, Ltd., a leader in imaging and electronics. His expertise in optical systems has significantly contributed to the company's innovation pipeline, ensuring they remain at the forefront of imaging technology. His extensive research and practical applications in lens systems are pivotal in developing cutting-edge projection solutions.

Collaborations

Tatsuno’s innovative journey has been enriched by collaborations with notable coworkers, including Kiichiro Nishina and Yasuyuki Shibayama. These partnerships reflect a synergy of ideas that drive collective innovation within Ricoh Company, enhancing the quality and effectiveness of their products.

Conclusion

In conclusion, Hibiki Tatsuno exemplifies the spirit of innovation through his extensive contributions to optical technology. With a strong foundation in research and development at Ricoh Company, he continues to shape the future of image projection systems. His inventions not only advance the field but also provide valuable solutions for industries reliant on high-quality imaging.

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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