Growing community of inventors

Tokyo, Japan

Kazuo Iwanaga

Average Co-Inventor Count = 1.85

ph-index = 4

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 = 31

Kazuo Iwanaga ↔ Hitoshi Ando (2 patents)Kazuo Iwanaga ↔ Yoichi Hirata (1 patent)Kazuo Iwanaga ↔ Shinichiro Kubo (1 patent)Kazuo Iwanaga ↔ Yoko Ikegami (1 patent)Kazuo IwanagaKazuo Iwanaga (4 patents)Hitoshi AndoHitoshi Ando (4 patents)Yoichi HirataYoichi Hirata (8 patents)Shinichiro KuboShinichiro Kubo (2 patents)Yoko IkegamiYoko Ikegami (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Kabushiki Kaisha (4 from 21 patents)


4 patents:

1. D455357 - Watch case with band

2. D455082 - Watch case with band

3. D443219 - Watch dial

4. D433640 - Watch case with band

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idiyas.com
as of
1/3/2026
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