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Phild Co., Ltd.

USPTO Granted Patents = 25

% Expired Patents = 28.0

Trademarks = 16

Forward Citations = 179

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6 inventors (with patents filed for the assignee):

Yoshihiro Hirata (24 out of 25 patents)

Yoshio Ueda (11 out of 14 patents)

Hiroaki Takase (10 out of 11 patents)

4. Kazuaki Suzuki (9 out of 15 patents)

5. Yuko Yamashita (3 out of 8 patents)

6. Hiraoki Takase (1 out of 1 patent)

Core Competencies:

Noble Metal

Ultra-Fine Gold

Metal Powder

Titanium

Healthy Fiber

Health Ornament

Fullerenes

Hair Repair

Hair Styling

Metallic Particulates

High-Functional Water

Water Treatment

25 patents: Sort by Forward Citations

1. 7320713 - Treatment of fiber with water containing fine powder of noble metal dispersed therein (2008-01-22),

2. 7314499 - Method and device for manufacturing advanced water containing ultra-fine gold particles (2008-01-01),

3. 7300672 - Titanium-group metal containing high-performance water, and its producing method and apparatus (2007-11-27),

4. 7300491 - Method and apparatus for the production of metal powder (2007-11-27),

5. 7201945 - Healthy fiber products (2007-04-10),

6. 7144589 - High functional water containing titanium and method and apparatus for producing the same (2006-12-05),

7. 7118684 - Treatment of fiber with water containing fine powder of noble metal dispersed therein (2006-10-10),

8. 7108735 - Method and device for manufacturing metallic particulates, and manufactured metallic particulates (2006-09-19),

9. 6994552 - Hair design system and its applications (2006-02-07),

10. 6989127 - Health ornament containing titanium powder and method for manufacturing thereof (2006-01-24),

11. 6869626 - Production method of ultrafine gold particle-dissolved water and device therefor (2005-03-22),

12. 6833145 - Water containing fullerenes and method for producing the same (2004-12-21),

13. 6692776 - Method of repairing or restoring damaged or imperfect hair (2004-02-17),

14. 6622735 - Hair iron equipped with iron press cover (2003-09-23),

15. 6521219 - Method of repairing or restoring damaged or imperfect hair (2003-02-18),

Company Overview

Phild Co., Ltd., based in Kyoto, Japan, specializes in the development and manufacturing of advanced materials and innovative technologies. The company focuses on sectors such as electronics, automotive, and healthcare, providing solutions that enhance performance and efficiency. With a commitment to research and development, Phild aims to push the boundaries of material science and engineering, contributing to various industries through cutting-edge products and sustainable practices.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

25 Patents

#83 in Kyoto 615-0031

#2,570 in Japan

#25,710 in the World

Phild Co., Ltd.

Forward Citations = 179

6 inventors:

Yoshihiro Hirata (24 out of 25 patents)

Yoshio Ueda (11 out of 14 patents)

Hiroaki Takase (10 out of 11 patents)

4. Kazuaki Suzuki (9 out of 15 patents)

5. Yuko Yamashita (3 out of 8 patents)

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