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For the Inventor, By the Inventor

Kanagawa, Japan

Masakazu Muroyama

USPTO Granted Patents = 27 

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 201(Granted Patents)


Location History:

  • Miyagi, JP (1987)
  • Kanawaga, JP (2000)
  • Kanagawa, JP (1991 - 2021)

Company Filing History:

goldMedal27 out of 58,129 
 
Sony Corporation
 patents

Years Active: 1987-2021

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27 patents (USPTO):Explore Patents
1. 10892302 - Photoelectric conversion element, imaging element, stacked-type imaging element, and solid-state imaging apparatus (2021-01-12),
2. 10886335 - Imaging element, stacked-type imaging element, imaging apparatus and electronic apparatus (2021-01-05),
3. 9450186 - 6,12-dioxaanthanthrene derivative, organic semiconductor element, and method for manufacturing organic semiconductor element (2016-09-20),
4. 7195943 - Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof (2007-03-27),
5. 7169628 - Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof (2007-01-30),
6. 7166482 - Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof (2007-01-23),
7. 7118927 - Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof (2006-10-10),
8. 6991949 - Manufacturing method of an electron emitting apparatus (2006-01-31),
9. 6900066 - Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof (2005-05-31),
10. 6580155 - Semiconductor device (2003-06-17),
11. 6169023 - Method for making semiconductor device (2001-01-02),
12. 6126514 - Polishing slurry and polishing method using the same (2000-10-03),
13. 6066573 - Method of producing dielectric film (2000-05-23),
14. 5779521 - Method and apparatus for chemical/mechanical polishing (1998-07-14),
15. 5767016 - Method of forming a wiring layer on a semiconductor by polishing with (1998-06-16),

Title: **Masakazu Muroyama - Innovator in Imaging Technology**

Introduction

Masakazu Muroyama, based in Kanagawa, Japan, is a prominent inventor known for his contributions to the fields of photoelectric conversion and imaging technology. With a remarkable portfolio of 27 patents, Muroyama has significantly advanced the capabilities of imaging devices, particularly in organic semiconductor materials and stacked-type structures.

Latest Patents

Muroyama's recent innovations include several patents focused on imaging elements and devices. One of his latest patents describes a photoelectric conversion element characterized by a stacked structure comprising a first electrode, an organic photoelectric conversion layer, and a second electrode. In this innovative design, both a first organic material layer and a second organic material layer are strategically positioned between the first electrode and the organic photoelectric conversion layer, enhancing overall performance and efficiency.

Another notable patent introduces an imaging device that includes an upper and lower electrode, with a photoelectric conversion layer positioned between them. This device utilizes a first organic semiconductor material that includes an indolocarbazole derivative, showcasing Muroyama's expertise in using advanced materials for superior imaging applications.

Career Highlights

Masakazu Muroyama is currently associated with Sony Corporation, a leading global firm in electronics and imaging technology. His work at Sony emphasizes innovation and the continuous improvement of imaging apparatuses, aiming at delivering cutting-edge solutions to consumers and professionals alike.

Collaborations

Muroyama has collaborated with esteemed colleagues like Ichiro Saito and Motohiro Toyota. These partnerships within Sony Corporation have facilitated the exchange of ideas and technical expertise, further driving the development of pioneering imaging technologies.

Conclusion

In summary, Masakazu Muroyama stands out as a significant figure in the realm of innovation in imaging technology. His extensive list of patents reflects a deep commitment to enhancing the efficiency and functionality of imaging devices. As technology continues to evolve, Muroyama's contributions will undoubtedly play a crucial role in shaping the future of imaging solutions.

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