Growing community of inventors

Tokyo, Japan

Keita Izumi

Average Co-Inventor Count = 2.77

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 = 7

Keita IzumiTetsuhiro Futami (2 patents)Keita IzumiMasayuki Hattori (1 patent)Keita IzumiYuichi Hirayama (1 patent)Keita IzumiHideki Inaba (1 patent)Keita IzumiMinoru Takakuwa (1 patent)Keita IzumiKeita Izumi (3 patents)Tetsuhiro FutamiTetsuhiro Futami (11 patents)Masayuki HattoriMasayuki Hattori (87 patents)Yuichi HirayamaYuichi Hirayama (28 patents)Hideki InabaHideki Inaba (3 patents)Minoru TakakuwaMinoru Takakuwa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (2 from 58,129 patents)

2. Fuji Jukogyo Kabushiki Kaisha (1 from 2,208 patents)

3. Toyota Boshoku Kabushiki Kaisha (1 from 1,248 patents)


3 patents:

1. 8750424 - Signal receiving apparatus, signal receiving method and signal receiving program

2. 8424502 - Intake manifold

3. 8406366 - Synchronization circuit, synchronization method, and reception system

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as of
12/3/2025
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