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Chuo-ku, Tokyo, Japan

Fumitoshi c/o Yamawa MFGCO Ltd Nakayama

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

Fumitoshi c/o Yamawa MFGCO Ltd Nakayama ↔ Yoshio Watanabe (0 patent)Fumitoshi c/o Yamawa MFGCO Ltd NakayamaFumitoshi c/o Yamawa MFGCO Ltd Nakayama (0 patent)Yoshio WatanabeYoshio Watanabe (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamawa Mfg. Co., Ltd. (3 patents)

2. Yamawa Engineering Co., Ltd. (0 patent)

3. Yamawa Precision Co., Ltd. (0 patent)

4. Yamawa Taps Co., Ltd. (0 patent)


0 patent:

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12/18/2025
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