Growing community of inventors

Shizuoka, Japan

Keisuke Fujii

Average Co-Inventor Count = 1.82

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 = 8

Keisuke FujiiHiroyuki Harada (3 patents)Keisuke FujiiMasayuki Yamada (1 patent)Keisuke FujiiKenji Kido (1 patent)Keisuke FujiiHiroki Katou (1 patent)Keisuke FujiiKeisuke Fujii (5 patents)Hiroyuki HaradaHiroyuki Harada (7 patents)Masayuki YamadaMasayuki Yamada (148 patents)Kenji KidoKenji Kido (53 patents)Hiroki KatouHiroki Katou (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Koito Manufacturing Company, Ltd. (4 from 2,303 patents)

2. Toyota Jidosha Kabushiki Kaisha (1 from 36,653 patents)


5 patents:

1. 11805587 - Vehicle illumination system, vehicle system, lamp unit and vehicle lamp

2. 11338721 - Vehicle light fixture

3. 11318880 - Vehicle illumination system, vehicle system, lamp unit and vehicle lamp

4. 11285862 - Vehicle lighting device

5. D797966 - Front combination lamp for a motor vehicle

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idiyas.com
as of
12/28/2025
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