Growing community of inventors

Isehara, Japan

Hajime Yagi

Average Co-Inventor Count = 1.64

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 = 11

Hajime YagiHiroyasu Onuki (1 patent)Hajime YagiTakashi Ogawa (1 patent)Hajime YagiHideki Seguchi (1 patent)Hajime YagiHajime Yagi (3 patents)Hiroyasu OnukiHiroyasu Onuki (8 patents)Takashi OgawaTakashi Ogawa (3 patents)Hideki SeguchiHideki Seguchi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ichikoh Industries, Ltd. (2 from 399 patents)

2. Ichokoh Industries, Ltd. (1 from 1 patent)


3 patents:

1. 7407298 - Vehicle door mirror with pulse modulation control

2. 7281822 - Outside mirror apparatus for vehicle and illuminating unit for outside mirror apparatus

3. 7220030 - Exterior mirror having lamp and exterior rear-view mirror having lamp

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as of
1/8/2026
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