Growing community of inventors

Tokyo, Japan

Norio Sembongi

Average Co-Inventor Count = 4.00

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

Norio Sembongi ↔ Junichi Shibata (1 patent)Norio Sembongi ↔ Satoshi Suda (1 patent)Norio Sembongi ↔ Masanori Ibi (1 patent)Norio SembongiNorio Sembongi (1 patent)Junichi ShibataJunichi Shibata (34 patents)Satoshi SudaSatoshi Suda (6 patents)Masanori IbiMasanori Ibi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Jx Nippon Oil Energy Corporation (1 from 331 patents)


1 patent:

1. 9050696 - Oil composition, and trace amount oil supply type cutting/grinding processing method

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1/21/2026
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