Growing community of inventors

Chuo-ku, Tokyo, Japan

Nobuyasu c/o Tanaka Kikinzoku Kogyo KK Ezawa

Average Co-Inventor Count = 1.00

ph-index = NA

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 = 0

Nobuyasu c/o Tanaka Kikinzoku Kogyo KK Ezawa ↔ Masahiko Ogino (0 patent)Nobuyasu c/o Tanaka Kikinzoku Kogyo KK Ezawa ↔ Hiroshi c/o Kosaka Smelt& RefinCo Ltd Inoue (0 patent)Nobuyasu c/o Tanaka Kikinzoku Kogyo KK EzawaNobuyasu c/o Tanaka Kikinzoku Kogyo KK Ezawa (0 patent)Masahiko OginoMasahiko Ogino (0 patent)Hiroshi c/o Kosaka Smelt& RefinCo Ltd InoueHiroshi c/o Kosaka Smelt& RefinCo Ltd Inoue (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Tanaka Kikinzoku Kogyo K.k. (370 patents)

2. Dowa Metals & Mining Co., Ltd. (14 patents)

3. Kosaka Smelting & Refining Co., Ltd. (3 patents)

4. Nippon Pgm Co., Ltd. (2 patents)


0 patent:

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12/11/2025
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