Growing community of inventors

Hiroshima, Japan

Ippei Makio

Average Co-Inventor Count = 2.00

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

Ippei MakioManabu Tsukazaki (1 patent)Ippei MakioIppei Makio (1 patent)Manabu TsukazakiManabu Tsukazaki (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U-Shin Ltd. (1 from 75 patents)


1 patent:

1. 10982753 - Shifting device

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1/18/2026
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