Growing community of inventors

Yokohama, Japan

Mari Yoshida

Average Co-Inventor Count = 1.20

ph-index = 1

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 = 16

Mari YoshidaAsa Kimura (1 patent)Mari YoshidaYukimitsu Suda (1 patent)Mari YoshidaShigeru Mugikura (1 patent)Mari YoshidaYoshiaki Yagita (1 patent)Mari YoshidaEriko Kawai (1 patent)Mari YoshidaToshihiro Tanaka (1 patent)Mari YoshidaMari Yoshida (9 patents)Asa KimuraAsa Kimura (20 patents)Yukimitsu SudaYukimitsu Suda (14 patents)Shigeru MugikuraShigeru Mugikura (5 patents)Yoshiaki YagitaYoshiaki Yagita (4 patents)Eriko KawaiEriko Kawai (4 patents)Toshihiro TanakaToshihiro Tanaka (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Maxell, Ltd. (6 from 887 patents)

2. Shiseido Company, Limited (2 from 1,008 patents)

3. Hitachi Maxell, Limited (1 from 1,112 patents)


9 patents:

1. 12400685 - Recording and reproducing apparatus and method thereof

2. 11948605 - Recording and reproducing apparatus and method thereof

3. 11727960 - Recording and reproducing apparatus and method thereof

4. 11094350 - Recording and reproducing apparatus and method thereof

5. 10418069 - Recording and reproducing apparatus and method thereof

6. 10176848 - Recording and reproducing apparatus and method thereof

7. 9159368 - Recording and reproducing apparatus and method thereof

8. 8062671 - Oily skin preparation for external use

9. 5690916 - Skin-color adjusting method, skin-color adjusting composition and

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as of
12/28/2025
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