Growing community of inventors

Tokyo, Japan

Yuji Hirano

Average Co-Inventor Count = 1.60

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 30

Yuji HiranoNaohisa Kure (4 patents)Yuji HiranoMasahiko Sakai (1 patent)Yuji HiranoOsamu Takiguchi (1 patent)Yuji HiranoJong-Il Park (1 patent)Yuji HiranoTakeshi Tsukagoshi (1 patent)Yuji HiranoJong-Hyuk Choi (1 patent)Yuji HiranoNoriko Saito (1 patent)Yuji HiranoYasuhisa Nakamura (1 patent)Yuji HiranoKumi Sugino (1 patent)Yuji HiranoAya Hirano (1 patent)Yuji HiranoMikako Ezure (1 patent)Yuji HiranoAkiko Yano (1 patent)Yuji HiranoYuji Hirano (12 patents)Naohisa KureNaohisa Kure (11 patents)Masahiko SakaiMasahiko Sakai (16 patents)Osamu TakiguchiOsamu Takiguchi (15 patents)Jong-Il ParkJong-Il Park (14 patents)Takeshi TsukagoshiTakeshi Tsukagoshi (12 patents)Jong-Hyuk ChoiJong-Hyuk Choi (5 patents)Noriko SaitoNoriko Saito (3 patents)Yasuhisa NakamuraYasuhisa Nakamura (3 patents)Kumi SuginoKumi Sugino (3 patents)Aya HiranoAya Hirano (2 patents)Mikako EzureMikako Ezure (1 patent)Akiko YanoAkiko Yano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (8 from 3,604 patents)

2. Oki Data Corporation (3 from 1,875 patents)

3. Kt Corporation (1 from 1,217 patents)


12 patents:

1. 9047554 - Image processing apparatus and program

2. 9023330 - Hair treatment composition

3. 8868054 - Method and system for restoring transferred mobile terminal by mobile transfer service

4. 8462396 - Image processing device and method for rotating a scanned image

5. 7845550 - Communication terminal device

6. 7655220 - Hair straightener composition

7. 7419656 - Hair dye compositions

8. 5985254 - Hair treatment composition

9. 5976516 - Hair cosmetic compositions

10. 5683685 - Hair cosmetic composition

11. 5472697 - Composition for treating keratinous fibers

12. 5271926 - Two-pack hair treatment composition and process for treating hair

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as of
1/9/2026
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