Growing community of inventors

Ichihara, Japan

Sei-ichi Ishii

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 = 1

Sei-ichi Ishii ↔ Makoto Mitani (1 patent)Sei-ichi Ishii ↔ Kenji Michiue (1 patent)Sei-ichi Ishii ↔ Takeshi Karino (1 patent)Sei-ichi IshiiSei-ichi Ishii (1 patent)Makoto MitaniMakoto Mitani (44 patents)Kenji MichiueKenji Michiue (6 patents)Takeshi KarinoTakeshi Karino (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Chemicals, Inc. (1 from 1,788 patents)


1 patent:

1. 8513368 - Copolymer of olefin and conjugated diene, and process for producing the same

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1/13/2026
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