Growing community of inventors

Tokyo, Japan

Keiji Asai

Average Co-Inventor Count = 2.86

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 = 0

Keiji AsaiIsamu Nagasawa (1 patent)Keiji AsaiShinichi Miyamoto (1 patent)Keiji AsaiJunpei Tokizaki (1 patent)Keiji AsaiMasayuki Marubashi (1 patent)Keiji AsaiKeita Onishi (1 patent)Keiji AsaiKeiji Asai (2 patents)Isamu NagasawaIsamu Nagasawa (132 patents)Shinichi MiyamotoShinichi Miyamoto (51 patents)Junpei TokizakiJunpei Tokizaki (11 patents)Masayuki MarubashiMasayuki Marubashi (9 patents)Keita OnishiKeita Onishi (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Subaru Corporation (2 from 2,040 patents)


2 patents:

1. 12223746 - Distracted-driving monitoring apparatus for vehicle

2. 10131276 - Vehicle sightline guidance apparatus

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idiyas.com
as of
12/8/2025
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