Tokyo, Japan

Hiroshi Murata

This inventor holds 67 USPTO granted patents and 3 published patent applications and 12 EPO patents, primarily in Battery Technology (CPC class B32B). Top assignees: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba, Nisshin Flour Milling Co., Ltd.. Active years: 1983-2022.

USPTO Granted Patents = 67 

% Patents Active = 65.7

 

Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 394(Granted Patents)

Forward Citations (Not Self Cited) = 373(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawagoe, JP (1991 - 1993)
  • Yokahoma, JP (1997)
  • Kanazawa, JP (1998)
  • Komae, JP (2000)
  • Saitama, JP (1994 - 2001)
  • Saitama-ken, JP (1997 - 2001)
  • Yokohama, JP (1993 - 2012)
  • Kanagawa, JP (2010 - 2012)
  • Kanagawa-ken, JP (2003 - 2014)
  • Tokyo, JP (1983 - 2022)

Company Filing History:

goldMedal26 out of 6,286 
 
Toshiba Tec Kabushiki Kaisha
 patents
silverMedal25 out of 53,240 
 
Kabushiki Kaisha Toshiba
 patents
bronzeMedal8 out of 200 
 
Nisshin Flour Milling Co., Ltd.
 patents
4. 7 out of 86 
 
Asahi Kasei E-Materials Corporation
 patents
5. 6 out of 11 
 
Nisshin Engineering Co., Ltd.
 patents
6. 2 out of 882 
 
Sekisui Chemical Co., Ltd.
 patents
7. 2 out of 25,939 
 
Sharp Kabushiki Kaisha Corporation
 patents
8. 2 out of 10,627 
 
Sumitomo Electric Industries, Limited
 patents
9. 2 out of 1,352 
 
The University of Tokyo
 patents
10. 1 out of 510 
 
Asahi Kasei Chemicals Corporation
 patents
11. 1 out of 356 
 
Azbil Corporation
 patents
12. 1 out of 5,193 
 
Bridgestone Corporation
 patents
13. 1 out of 985 
 
Chugai Seiyaku Kabushiki Kaisha
 patents
14. 1 out of 385 
 
Denka Company Limited
 patents
15. 1 out of 522 
 
Nippon Telegraph and Telephone Public Corporation
 patents
16. 1 out of 22 
 
Nisshin Engineering Inc.
 patents
17. 1 out of 161 
 
Nitto Chemical Industry Co., Ltd.
 patents
18. 1 out of 16 
 
Sei Corporation
 patents
19. 1 out of 2,643 
 
The Furukawa Electric Co., Ltd.
 patents
20. 8 out of 834,411 
Other
 patents
where one patent can have more than one assignee

Years Active: 1983-2022

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Areas of Expertise:
Secondary Battery
Porous Membrane
Electrode Material
Nonaqueous Electrolyte
Multilayer Film
Inkjet Device
Image Forming Apparatus
Developing Device
Induction Heating
Optical Transceiver
Liquid Crystal Display
Fine Particle Scattering
67 patents (USPTO):Explore Patents

Title: Innovations by Hiroshi Murata: A Pioneer in Visual Field Testing and Battery Technology

Introduction

Hiroshi Murata, located in Tokyo, Japan, is a distinguished inventor known for his impressive record of 66 patents. His contributions span critical areas of technology, particularly in visual field testing apparatus and advancements in secondary battery materials.

Latest Patents

Among his recent innovations is the "Visual Field Test Assistance Apparatus," which enhances the accuracy of visual field tests by applying Bayesian inference with historical test data. This apparatus infers the visual field status at various test points and outputs results to improve diagnostic effectiveness.

Another notable patent is related to creating composite particles for a highly safe lithium-ion secondary battery. This invention focuses on positive electrode materials that enable high current charging and discharging while extending the battery's lifespan. The composite particles are engineered with advanced carbon materials and lithium-containing phosphates, enhancing their performance and safety.

Career Highlights

Hiroshi's professional journey includes significant roles at Toshiba Tec Corporation and Toshiba Corporation, two leading technology companies where he has likely impacted various innovations. His experience in these companies has undoubtedly contributed to the development of his patented inventions.

Collaborations

Throughout his career, Hiroshi has collaborated with notable peers, including Takashi Hatakeyama and Takao Izumi. These partnerships have fostered a collaborative environment, enhancing the innovation process and leading to groundbreaking developments.

Conclusion

Hiroshi Murata’s inventive spirit and technical expertise have significantly advanced the fields of visual testing and battery technology. His numerous patents and collaborations are a testament to his impact as an innovator, reflecting his commitment to improving technology for better functional applications.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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