Growing community of inventors

Tokyo, Japan

Ai Hirai

Average Co-Inventor Count = 10.00

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 = 0

Ai Hirai ↔ Yumiko Okuma (1 patent)Ai Hirai ↔ Mayuko Tsunoda (1 patent)Ai Hirai ↔ Mikio Ito (1 patent)Ai Hirai ↔ Taro Ando (1 patent)Ai Hirai ↔ Kizuku Inoue (1 patent)Ai Hirai ↔ Kento Kawata (1 patent)Ai Hirai ↔ Tsuyoshi Nakai (1 patent)Ai Hirai ↔ Morito Natsume (1 patent)Ai Hirai ↔ Takahide Matsumoto (1 patent)Ai HiraiAi Hirai (1 patent)Yumiko OkumaYumiko Okuma (23 patents)Mayuko TsunodaMayuko Tsunoda (7 patents)Mikio ItoMikio Ito (4 patents)Taro AndoTaro Ando (3 patents)Kizuku InoueKizuku Inoue (1 patent)Kento KawataKento Kawata (1 patent)Tsuyoshi NakaiTsuyoshi Nakai (1 patent)Morito NatsumeMorito Natsume (1 patent)Takahide MatsumotoTakahide Matsumoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Tec Kabushiki Kaisha (1 from 6,194 patents)


1 patent:

1. 12412166 - Mobile sales system and server device

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1/23/2026
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