Growing community of inventors

Ryugasaki, Japan

Tomoyuki Yahagi

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 = 1

Tomoyuki YahagiMakoto Homma (2 patents)Tomoyuki YahagiAkio Igarashi (1 patent)Tomoyuki YahagiNaoaki Hashimoto (1 patent)Tomoyuki YahagiHirokuni Kurihara (1 patent)Tomoyuki YahagiTakao Kawano (1 patent)Tomoyuki YahagiTomoyuki Yahagi (2 patents)Makoto HommaMakoto Homma (12 patents)Akio IgarashiAkio Igarashi (5 patents)Naoaki HashimotoNaoaki Hashimoto (3 patents)Hirokuni KuriharaHirokuni Kurihara (1 patent)Takao KawanoTakao Kawano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,494 patents)

2. Hitachi Plant Technologies, Ltd. (1 from 136 patents)


2 patents:

1. 8739700 - Screen printer including film suction mechanism and auxiliary stages

2. D686276 - Cream solder printer

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idiyas.com
as of
12/17/2025
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