Growing community of inventors

Nagano, Japan

Kiyoshi Tagawa

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 = 22

Kiyoshi Tagawa ↔ Teruo Terajima (1 patent)Kiyoshi Tagawa ↔ Ikuo Takeuchi (1 patent)Kiyoshi TagawaKiyoshi Tagawa (1 patent)Teruo TerajimaTeruo Terajima (1 patent)Ikuo TakeuchiIkuo Takeuchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Orion Machinery Co., Ltd. (1 from 18 patents)


1 patent:

1. D263302 - Vacuum pump

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12/20/2025
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