Growing community of inventors

Yachimata, Japan

Kozo Tomiyama

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 = 2

Kozo Tomiyama ↔ Takumi Karasawa (1 patent)Kozo Tomiyama ↔ Yasutoshi Katsume (1 patent)Kozo Tomiyama ↔ Takashi Shimokawa (1 patent)Kozo Tomiyama ↔ Taira Yarita (1 patent)Kozo Tomiyama ↔ Yukio Kuribayashi (1 patent)Kozo TomiyamaKozo Tomiyama (1 patent)Takumi KarasawaTakumi Karasawa (4 patents)Yasutoshi KatsumeYasutoshi Katsume (1 patent)Takashi ShimokawaTakashi Shimokawa (1 patent)Taira YaritaTaira Yarita (1 patent)Yukio KuribayashiYukio Kuribayashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,535 patents)


1 patent:

1. 5178570 - Manufacturing method of cathode ray tube

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as of
1/21/2026
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