Growing community of inventors

Kitakyushu, Japan

Masami Hiasa

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 = 18

Masami Hiasa ↔ Takayuki Ohtani (1 patent)Masami Hiasa ↔ Nobuyuki Ashie (1 patent)Masami Hiasa ↔ Susumu Saito (1 patent)Masami HiasaMasami Hiasa (1 patent)Takayuki OhtaniTakayuki Ohtani (2 patents)Nobuyuki AshieNobuyuki Ashie (2 patents)Susumu SaitoSusumu Saito (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toto Ltd. (1 from 1,192 patents)


1 patent:

1. 5607595 - Process for purifying water

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as of
12/20/2025
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