Growing community of inventors

Tochigi, Japan

Hirotaka Takei

Average Co-Inventor Count = 4.85

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 = 7

Hirotaka TakeiShigekazu Otake (2 patents)Hirotaka TakeiShinya Aita (2 patents)Hirotaka TakeiShingo Kimata (2 patents)Hirotaka TakeiTakahiro Mitsui (2 patents)Hirotaka TakeiMasahiko Yamamoto (2 patents)Hirotaka TakeiMasashi Yamashita (2 patents)Hirotaka TakeiHiroshi Izawa (1 patent)Hirotaka TakeiHiroyuki Hoshino (1 patent)Hirotaka TakeiHirotaka Takei (3 patents)Shigekazu OtakeShigekazu Otake (7 patents)Shinya AitaShinya Aita (4 patents)Shingo KimataShingo Kimata (4 patents)Takahiro MitsuiTakahiro Mitsui (4 patents)Masahiko YamamotoMasahiko Yamamoto (2 patents)Masashi YamashitaMasashi Yamashita (2 patents)Hiroshi IzawaHiroshi Izawa (35 patents)Hiroyuki HoshinoHiroyuki Hoshino (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ts Tech Co., Ltd. (3 from 897 patents)


3 patents:

1. 10293717 - Vehicle seat

2. 9855871 - Vehicle seat

3. 9630528 - Operating lever, seat device and operating section structure

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as of
12/7/2025
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