Growing community of inventors

Tokyo, Japan

Yoshiaki Hirai

Average Co-Inventor Count = 1.70

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 = 40

Yoshiaki HiraiTakeshi Imai (1 patent)Yoshiaki HiraiNobuyuki Ikeya (1 patent)Yoshiaki HiraiKouta Kimachi (1 patent)Yoshiaki HiraiShun Okamoto (1 patent)Yoshiaki HiraiAya Sato (1 patent)Yoshiaki HiraiHanae Tezuka (1 patent)Yoshiaki HiraiTsuyoshi Iida (1 patent)Yoshiaki HiraiTakashi Ogi (1 patent)Yoshiaki HiraiYoshiaki Hirai (6 patents)Takeshi ImaiTakeshi Imai (36 patents)Nobuyuki IkeyaNobuyuki Ikeya (12 patents)Kouta KimachiKouta Kimachi (5 patents)Shun OkamotoShun Okamoto (2 patents)Aya SatoAya Sato (1 patent)Hanae TezukaHanae Tezuka (1 patent)Tsuyoshi IidaTsuyoshi Iida (1 patent)Takashi OgiTakashi Ogi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (2 from 21,963 patents)

2. Ihi Corporation (2 from 1,142 patents)

3. Namco Bandai Games, Ltd. (2 from 114 patents)


6 patents:

1. 12078097 - Turbine and turbocharger

2. 10662965 - Sealing structure and turbocharger

3. 9489843 - Map provision server and map provision method

4. 9230434 - Road traffic information server and road traffic information system

5. 7399224 - Method of game character movement control in game space

6. 7390254 - Soccer game method for use in game apparatus, involves recognizing areas pertaining to power of character group, based on calculated arrival times of characters up to sample points

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as of
1/8/2026
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