Growing community of inventors

Urawa, Japan

Rokuro Tomita

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 = 14

Rokuro Tomita ↔ Fumiaki Hondo (1 patent)Rokuro Tomita ↔ Yasuhide Umaki (1 patent)Rokuro Tomita ↔ Shigeru Okada (1 patent)Rokuro TomitaRokuro Tomita (1 patent)Fumiaki HondoFumiaki Hondo (2 patents)Yasuhide UmakiYasuhide Umaki (1 patent)Shigeru OkadaShigeru Okada (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sanyo Chemical Industries, Ltd. (1 from 353 patents)

2. Nihon Cement Co., Ltd. (1 from 24 patents)


1 patent:

1. 5181961 - Cement composition

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12/15/2025
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