Growing community of inventors

Wako, Japan

Harutaka Maruyama

Average Co-Inventor Count = 4.00

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 = 3

Harutaka Maruyama ↔ Tadayuki Uchida (1 patent)Harutaka Maruyama ↔ Nobuyuki Toyoda (1 patent)Harutaka Maruyama ↔ Etsuko Karube (1 patent)Harutaka MaruyamaHarutaka Maruyama (1 patent)Tadayuki UchidaTadayuki Uchida (4 patents)Nobuyuki ToyodaNobuyuki Toyoda (1 patent)Etsuko KarubeEtsuko Karube (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (1 from 21,875 patents)


1 patent:

1. 7234766 - Vehicle roof structure

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as of
12/16/2025
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