Growing community of inventors

Kakegawa, Japan

Toshiya Okubo

Average Co-Inventor Count = 4.20

ph-index = 2

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 = 16

Toshiya Okubo ↔ Fumio Matsuoka (1 patent)Toshiya Okubo ↔ Naoji Ichise (1 patent)Toshiya Okubo ↔ Yasushi Takeda (1 patent)Toshiya Okubo ↔ Yoshiko Yamamoto (1 patent)Toshiya Okubo ↔ Yoshishige Yoshioka (1 patent)Toshiya Okubo ↔ Chizu Otani (1 patent)Toshiya Okubo ↔ Shoko Hayakawa (1 patent)Toshiya Okubo ↔ Chieko Arita (1 patent)Toshiya OkuboToshiya Okubo (2 patents)Fumio MatsuokaFumio Matsuoka (11 patents)Naoji IchiseNaoji Ichise (3 patents)Yasushi TakedaYasushi Takeda (2 patents)Yoshiko YamamotoYoshiko Yamamoto (2 patents)Yoshishige YoshiokaYoshishige Yoshioka (1 patent)Chizu OtaniChizu Otani (1 patent)Shoko HayakawaShoko Hayakawa (1 patent)Chieko AritaChieko Arita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Unicharm Corporation (2 from 1,645 patents)

2. Unitika Ltd. (1 from 390 patents)


2 patents:

1. 6632494 - HIGHLY ABSORBENT RESIN, ABSORBENT ARTICLE, DISPOSAL BAG OR PACKAGING MATERIAL OF HIGHLY ABSORBENT RESIN OR ABSORBENT ARTICLE, PACKAGE OF HIGHLY ABSORBENT RESIN OR ABSORBENT ARTICLE, AND METHOD FOR INCINERATING HIGHLY ABSORBENT RESIN OR ABSORBENT ARTICLE

2. 5905046 - Biodegradable and hydrolyzable sheet

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12/12/2025
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