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For the Inventor, By the Inventor

Kanagawa, Japan

Hiroshi Johno

USPTO Granted Patents = 17

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Zama, JP (2013)
  • Tokyo, JP (2013)
  • Kanagawa, JP (2012 - 2020)

Company Filing History:

goldMedal17 out of 28,566 
 
Ricoh Company, Ltd.
 patents

Years Active: 2012-2020

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17 patents (USPTO):Explore Patents
1. 10718938 - Optical scanning device, image display device, heads-up display, and mobile object (2020-07-21),
2. 9471028 - Optical scanning device and image forming apparatus (2016-10-18),
3. 9436004 - Optical scanning device and image forming apparatus (2016-09-06),
4. 9360790 - Optical scanning device and image forming apparatus (2016-06-07),
5. 9333766 - Optical scanner with housing to support light sources and image forming apparatus incorporating same (2016-05-10),
6. 9298121 - Optical scanning device and image forming apparatus (2016-03-29),
7. 9261698 - Optical scanner and image forming apparatus including same (2016-02-16),
8. 9207629 - Image forming apparatus having a biasing member having a release state and a locked state in which a detachable attachable unit is secured to an apparatus body (2015-12-08),
9. 9170523 - Optical scanning apparatus, method for performing the same and image forming apparatus (2015-10-27),
10. 8928709 - Optical scanner and image forming apparatus including same (2015-01-06),
11. 8754918 - Optical scanner and image forming apparatus including same (2014-06-17),
12. 8711195 - Optical writer and image forming apparatus including same (2014-04-29),
13. 8610753 - Optical scanner and image forming apparatus including same (2013-12-17),
14. 8503055 - Curve correction mechanism, optical scanner, and image forming apparatus (2013-08-06),
15. 8456716 - Light source unit, optical scanner including same, and image forming apparatus including the optical scanner (2013-06-04),

Title: Innovations by Hiroshi Johno

Introduction

Hiroshi Johno is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of optical scanning technology, holding a total of 17 patents. His work has been instrumental in advancing various imaging devices and systems.

Latest Patents

Among his latest patents are an optical scanning device, an image display device, a heads-up display, and a mobile object. The optical scanning device features a light source that emits scanning light, along with a light quantity adjuster equipped with multiple optical attenuators. This innovative design allows for the adjustment of light intensity by switching between the optical attenuators, enabling effective scanning of surfaces. Additionally, the device includes a home position sensor that detects the position of the light quantity adjuster during operation. Another notable patent involves an optical scanning device that utilizes a rotary deflector to perform optical scanning by reflecting and deflecting a light beam emitted from the light source. This device is designed to operate within a closed space, with a resonator that absorbs sound generated by the rotary deflector's movement.

Career Highlights

Hiroshi Johno is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop cutting-edge technologies. His expertise in optical scanning and imaging has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Hiroshi has collaborated with notable colleagues, including Kazunori Watanabe and Keiichi Serizawa. These partnerships have further enhanced his contributions to the field.

Conclusion

Hiroshi Johno's work in optical scanning technology exemplifies the spirit of innovation. His numerous patents and collaborations reflect his commitment to advancing imaging solutions. His contributions continue to shape the future of optical devices and systems.

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