Growing community of inventors

Mito, Japan

Eiichi Otsu

Average Co-Inventor Count = 5.00

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

Eiichi OtsuMinoru Ohsuga (1 patent)Eiichi OtsuKenichi Machida (1 patent)Eiichi OtsuYoshiaki Nagasawa (1 patent)Eiichi OtsuShigenori Nakazato (1 patent)Eiichi OtsuEiichi Otsu (1 patent)Minoru OhsugaMinoru Ohsuga (99 patents)Kenichi MachidaKenichi Machida (78 patents)Yoshiaki NagasawaYoshiaki Nagasawa (9 patents)Shigenori NakazatoShigenori Nakazato (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Automotive Systems, Ltd. (1 from 2,028 patents)


1 patent:

1. 8413635 - Vehicle control device and idling system

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as of
12/25/2025
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