Growing community of inventors

Nagoya, Japan

Yukifumi Yamada

Average Co-Inventor Count = 2.40

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 = 34

Yukifumi YamadaTakami Terada (1 patent)Yukifumi YamadaKuniyoshi Harada (1 patent)Yukifumi YamadaKenji Tsumura (1 patent)Yukifumi YamadaYukifumi Yamada (2 patents)Takami TeradaTakami Terada (34 patents)Kuniyoshi HaradaKuniyoshi Harada (8 patents)Kenji TsumuraKenji Tsumura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daihatsu Motor Company, Ltd. (1 from 113 patents)

2. Aisin Seiki Company, Ltd. (1 from 78 patents)

3. Aishin Seiki Co., Ltd. (1 from 1 patent)


2 patents:

1. 4927110 - Slide locking device for a car seat

2. 4614257 - Spring coupler apparatus

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idiyas.com
as of
12/12/2025
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