Growing community of inventors

Kariya, Japan

Chihiro Date

Average Co-Inventor Count = 2.47

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 = 1

Chihiro DateNaoya Ishida (3 patents)Chihiro DateKentaro Oya (3 patents)Chihiro DateMasaaki Tanaka (1 patent)Chihiro DateRyo Kanda (1 patent)Chihiro DateTakashi Yuma (1 patent)Chihiro DateSeiji Kanda (1 patent)Chihiro DateKazuki Osada (1 patent)Chihiro DateHiroyuki Gotoh (1 patent)Chihiro DateChihiro Date (4 patents)Naoya IshidaNaoya Ishida (8 patents)Kentaro OyaKentaro Oya (8 patents)Masaaki TanakaMasaaki Tanaka (31 patents)Ryo KandaRyo Kanda (15 patents)Takashi YumaTakashi Yuma (10 patents)Seiji KandaSeiji Kanda (1 patent)Kazuki OsadaKazuki Osada (1 patent)Hiroyuki GotohHiroyuki Gotoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (4 from 36,499 patents)


4 patents:

1. 12383444 - Control device of vehicle, vehicle, and method of activating door to open and close and slope plate to deploy

2. 12134346 - Ramp system

3. 12122351 - Vehicle and vehicle operation system

4. 11952821 - Control device for vehicle and vehicle

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as of
12/7/2025
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