Growing community of inventors

Aichi, Japan

Makoto Niwa

Average Co-Inventor Count = 3.00

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 = 32

Makoto Niwa ↔ Shunji Hiraoka (1 patent)Makoto Niwa ↔ Satoru Ishii (1 patent)Makoto NiwaMakoto Niwa (1 patent)Shunji HiraokaShunji Hiraoka (2 patents)Satoru IshiiSatoru Ishii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tokyo Shibaura Denki Kabushiki Kaisha (1 from 2,916 patents)


1 patent:

1. 4353680 - Exhaust fan with removable face cover

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as of
12/19/2025
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