Growing community of inventors

Vastra Frolunda, Sweden

Hajime Osako

Average Co-Inventor Count = 2.40

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

Hajime OsakoKenji Kawano (2 patents)Hajime OsakoKazuma Takeo (1 patent)Hajime OsakoHajime Osako (2 patents)Kenji KawanoKenji Kawano (63 patents)Kazuma TakeoKazuma Takeo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Alps Alpine Co., Ltd. (2 from 571 patents)


2 patents:

1. 11975754 - Sensor device and steering wheel

2. 11456127 - Switch device

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as of
1/6/2026
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