Growing community of inventors

Saitama, Japan

Hiroyuki Takagai

Average Co-Inventor Count = 3.00

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 = 13

Hiroyuki TakagaiOsamu Kobayashi (1 patent)Hiroyuki TakagaiYuujiro Tashima (1 patent)Hiroyuki TakagaiTakahiro Kawase (1 patent)Hiroyuki TakagaiKazuaki Hiwatashi (1 patent)Hiroyuki TakagaiAtsushi Noto (1 patent)Hiroyuki TakagaiHiroshige Tanaka (1 patent)Hiroyuki TakagaiHiroyuki Takagai (3 patents)Osamu KobayashiOsamu Kobayashi (5 patents)Yuujiro TashimaYuujiro Tashima (5 patents)Takahiro KawaseTakahiro Kawase (3 patents)Kazuaki HiwatashiKazuaki Hiwatashi (3 patents)Atsushi NotoAtsushi Noto (1 patent)Hiroshige TanakaHiroshige Tanaka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (3 from 21,831 patents)


3 patents:

1. 10106023 - Vehicular door structure

2. 9950593 - Door structure of vehicle

3. 8408611 - Vehicle door handle device

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as of
12/6/2025
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