Growing community of inventors

Iwata, Japan

Tetsuya Hanai

Average Co-Inventor Count = 2.00

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 = 10

Tetsuya HanaiYuuta Kobayashi (2 patents)Tetsuya HanaiTetsuya Hanai (2 patents)Yuuta KobayashiYuuta Kobayashi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamaha Hatsudoki Kabushiki Kaisha (2 from 4,237 patents)


2 patents:

1. 8317212 - Motorcycle including bendable rear fender

2. 7857341 - Motorcycle

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as of
12/21/2025
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