Growing community of inventors

Nakama, Japan

Sigeki Harada

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 = 28

Sigeki HaradaHiroshi Hashizume (1 patent)Sigeki HaradaSigeki Harada (1 patent)Hiroshi HashizumeHiroshi Hashizume (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Chemical Industries Limited (1 from 614 patents)


1 patent:

1. 4286101 - Process for preparing terephthalic acid

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12/20/2025
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