Growing community of inventors

Seki-City, Gifu-Pref., 501-32, Japan

Naotake Okada

Average Co-Inventor Count = 6.00

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 = 24

Naotake Okada ↔ Masatoshi Watanabe (1 patent)Naotake Okada ↔ Shiro Tsuji (1 patent)Naotake Okada ↔ Genko Kitamura (1 patent)Naotake Okada ↔ Yasuyuki Sumigama (1 patent)Naotake Okada ↔ Shinichi Hayakawa (1 patent)Naotake OkadaNaotake Okada (1 patent)Masatoshi WatanabeMasatoshi Watanabe (5 patents)Shiro TsujiShiro Tsuji (1 patent)Genko KitamuraGenko Kitamura (1 patent)Yasuyuki SumigamaYasuyuki Sumigama (1 patent)Shinichi HayakawaShinichi Hayakawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)


1 patent:

1. 4932429 - Screw stopper including anti-freeze device used for water pipe valve

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as of
12/11/2025
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