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For the Inventor, By the Inventor

Kyoto, Japan

Intermetallics Co., Ltd.


USPTO Granted Patents = 32

% Expired Patents = 15.6



Forward Citations = 154

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18 inventors (with patents filed for the assignee):

goldMedal Masato Sagawa (31 out of 63 patents)

silverMedal Hiroshi Nagata (10 out of 21 patents)

bronzeMedal Tetsuhiko Mizoguchi (7 out of 7 patents)

4.  Osamu Itatani (7 out of 7 patents)

5.  Toshihiro Watanabe (3 out of 3 patents)

6.  Hiroo Shirai (3 out of 3 patents)

7.  Norio Yoshikawa (2 out of 8 patents)

8.  Hayato Hashino (1 out of 4 patents)

9.  Shinobu Takagi (1 out of 33 patents)

10.  Naoki Fujimoto (1 out of 12 patents)

11.  Shinichi Hayashi (1 out of 2 patents)

12.  Yasuhiro Une (1 out of 1 patent)

13.  Akira Fujiwara (1 out of 5 patents)

14.  Tochihiro Watanabe (1 out of 2 patents)

15.  Mizuho Kasahara (1 out of 1 patent)


Core Competencies:
NdFeB Magnet
Sintered Magnet
Grain Boundary Diffusion
Production Method
Powder Coatings
Magnetic Anisotropy
Packing Method
Mold Production
Sintered Articles
Coated Parts
Powder Compact
Production Apparatus

32 patents:

1. 10546673 - NdFeB system sintered magnet (2020-01-28),
2. 10475561 - RFeB system magnet production method, RFeB system magnet, and coating material for grain boundary diffusion treatment (2019-11-12),
3. 10468166 - NdFeB system sintered magnet (2019-11-05),
4. 10290408 - NdFeB system sintered magnet (2019-05-14),
5. 9884368 - Applicator for grain boundary diffusion process (2018-02-06),
6. 9837207 - Method for producing NdFeB system sintered magnet (2017-12-05),
7. 9831034 - Method for making NdFeB sintered magnet and mold for making the same (2017-11-28),
8. 9589714 - Sintered NdFeB magnet and method for manufacturing the same (2017-03-07),
9. 9449758 - Powder-filling system (2016-09-20),
10. 9412505 - NdFeB system sintered magnet (2016-08-09),
11. 9396851 - NdFeB system sintered magnet (2016-07-19),
12. 9384890 - Powder-filling system (2016-07-05),
13. 9028624 - NdFeB system sintered magnet and method for producing the same (2015-05-12),
14. 8899952 - Sintered magnet producing apparatus (2014-12-02),
15. 8870560 - System for producing NdFeB system sintered magnet (2014-10-28),
Company Overview
Intermetallics Co., Ltd., based in Kyoto, Japan, specializes in the development and manufacturing of advanced materials, particularly intermetallic compounds. The company focuses on innovative solutions for various industries, including aerospace, automotive, and electronics, leveraging its expertise in material science to enhance performance and durability. Intermetallics is committed to research and development, aiming to push the boundaries of material applications and contribute to technological advancements in its field.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

32 Patents

#78 in Kyoto 615-0031

#2,237 in Japan

#20,660 in the World

Kyoto, JP
Kyoto, Japan

Intermetallics Co., Ltd.

Forward Citations = 154

18 inventors:

goldMedal Masato Sagawa (31 out of 63 patents)

silverMedal Hiroshi Nagata (10 out of 21 patents)

bronzeMedal Tetsuhiko Mizoguchi (7 out of 7 patents)

4.  Osamu Itatani (7 out of 7 patents)

5.  Toshihiro Watanabe (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Intermetallics Co., Ltd.. Retrieved from https://idiyas.com/company/intermetallics-company

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

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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