Growing community of inventors

Osaka, Japan

Isao Hirakawa

Average Co-Inventor Count = 2.40

ph-index = 2

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 = 9

Isao HirakawaYongming Liang (1 patent)Isao HirakawaWaho Oh (1 patent)Isao HirakawaKazuhiro Abe (1 patent)Isao HirakawaYongming Liang (0 patent)Isao HirakawaIsao Hirakawa (2 patents)Yongming LiangYongming Liang (22 patents)Waho OhWaho Oh (20 patents)Kazuhiro AbeKazuhiro Abe (3 patents)Yongming LiangYongming Liang (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Huawei Technologies Co., Limited (1 from 27,394 patents)

2. Sharp Kabushiki Kaisha Corporation (1 from 25,577 patents)


2 patents:

1. 9020516 - Wireless communication system, base station device, mobile station device, and communication method

2. 8521215 - Base station apparatuses, terminal unit, radio communication system having those apparatuses, and program to be executed by the base stations

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as of
1/9/2026
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