Growing community of inventors

Tokyo, Japan

Ituo Hama

Average Co-Inventor Count = 4.00

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 = 29

Ituo HamaHirofumi Nakamura (2 patents)Ituo HamaTakahiro Okamoto (2 patents)Ituo HamaHisashi Sasamoto (2 patents)Ituo HamaItuo Hama (2 patents)Hirofumi NakamuraHirofumi Nakamura (67 patents)Takahiro OkamotoTakahiro Okamoto (30 patents)Hisashi SasamotoHisashi Sasamoto (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lion Corporation (2 from 271 patents)


2 patents:

1. 6184400 - Method of manufacturing a fatty acid ester of polyoxyalkylene alkyl ether

2. 5817844 - Method of manufacturing a fatty acid ester of polyoxyalkylene alkyl ether

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as of
12/21/2025
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