Growing community of inventors

Tokyo, Japan

Yumiko Ohnuki

Average Co-Inventor Count = 4.00

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 = 20

Yumiko Ohnuki ↔ Gen Ichimura (3 patents)Yumiko Ohnuki ↔ Takehiko Nakano (3 patents)Yumiko Ohnuki ↔ Yoshio Osakabe (3 patents)Yumiko OhnukiYumiko Ohnuki (3 patents)Gen IchimuraGen Ichimura (102 patents)Takehiko NakanoTakehiko Nakano (75 patents)Yoshio OsakabeYoshio Osakabe (44 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (3 from 58,132 patents)


3 patents:

1. 7646793 - Transmission method, transmission apparatus and transmission system

2. 7154893 - Transmission method, transmission apparatus and transmission system

3. 6947422 - Transmission method, transmission device, and transmission system

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as of
1/17/2026
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