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For the Inventor, By the Inventor

Ibaraki, Japan

National Institute for Materials Science


USPTO Granted Patents = 549



Trademarks = 5

Forward Citations = 1,477

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1,395 inventors (with patents filed for the assignee):

goldMedal Naoto Hirosaki (85 out of 103 patents)

silverMedal Kazuhiro Hono (30 out of 31 patents)

bronzeMedal Sunao Kurimura (20 out of 20 patents)

4.  Genki Yoshikawa (18 out of 18 patents)

5.  Hiroshi Harada (18 out of 75 patents)

6.  Kenji Kitamura (17 out of 58 patents)

7.  Toyohiro Chikyo (16 out of 18 patents)

8.  Kiyoshi Shimamura (16 out of 34 patents)

9.  Hiroaki Sukegawa (15 out of 15 patents)

10.  Toshiharu Kobayashi (14 out of 19 patents)

11.  Junzo Tanaka (14 out of 22 patents)

12.  Tetsushi Taguchi (13 out of 15 patents)

13.  Seiji Mitani (13 out of 13 patents)

14.  Jie Tang (13 out of 13 patents)

15.  Takayoshi Sasaki (13 out of 28 patents)


Core Competencies:
Silage Fermentation Quality
Copper-Coated Aluminum Wire
Light-Emitting Devices
Non-Contact Material Identification
Solid Electrolytes
Lead-Free Piezoelectric Materials
Thermoelectric Conversion Elements
Fluorescent Bodies
Gas Detection Devices
Electrochemical Measurement Systems
Sustained Drug Release
Polymeric Nanofibers

549 patents:

1. 12492777 - Thermal insulation pipe (2025-12-09),
2. 12487217 - Evaluation method and evaluation device for silage fermentation quality (2025-12-02),
3. 12440448 - Powder, wound-covering material, adhesion prevention material, hemostatic material, and production method for powder (2025-10-14),
4. 12410509 - Copper-coated aluminum wire material and production method therefor (2025-09-09),
5. 12378471 - Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle (2025-08-05),
6. 12365837 - Wavelength conversion member (2025-07-22),
7. 12354018 - Prediction management system, prediction management method, data structure, prediction management device and prediction execution device (2025-07-08),
8. 12345648 - Method of non-contact material identification, method of non-contact temperature identification, and method for identifying progress of heat treatment processing (2025-07-01),
9. 12315877 - Solid electrolyte and magnesium secondary battery using same (2025-05-27),
10. 12315696 - Device for observing permeation and diffusion path of observation target gas, observation target gas measuring method, point-defect location detecting device, point-defect location detecting method, and observation samples (2025-05-27),
11. 12302759 - Method for obtaining lead-free piezoelectric materials and corresponding lead-free piezoelectric materials (2025-05-13),
12. 12295266 - Photosensor, sensor unit, and object detection apparatus using photosensor (2025-05-06),
13. 12293893 - Electron source, manufacturing method therefor, and device comprising electron source (2025-05-06),
14. 12286575 - Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle (2025-04-29),
15. 12281249 - Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle (2025-04-21),
The National Institute for Materials Science (NIMS) is an independent administrative institution specializing in materials science. NIMS aims to provide innovative solutions to global societal challenges through materials research and development. With world-class research facilities and an extensive network of collaborations, NIMS promotes cutting-edge research, education, and technology transfer in the field of materials science.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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549 Patents

#3 in Ibaraki

#348 in Japan

#1,714 in the World

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Ibaraki, Japan

National Institute for Materials Science

Forward Citations = 1,477

1,395 inventors:

goldMedal Naoto Hirosaki (85 out of 103 patents)

silverMedal Kazuhiro Hono (30 out of 31 patents)

bronzeMedal Sunao Kurimura (20 out of 20 patents)

4.  Genki Yoshikawa (18 out of 18 patents)

5.  Hiroshi Harada (18 out of 75 patents)

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