Growing community of inventors

Hamana-gun, Japan

Isao Ohta

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 = 1

Isao OhtaMasaaki Kiyama (1 patent)Isao OhtaIsao Ohta (1 patent)Masaaki KiyamaMasaaki Kiyama (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asmo Co., Ltd. (1 from 800 patents)


1 patent:

1. 8186003 - Wiper strip, wiper blade and designing method of wiper strip

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as of
12/19/2025
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