Growing community of inventors

Yokohama, Japan

Natsuko Hiramatsu

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 = 17

Natsuko Hiramatsu ↔ Shigeru Ikeda (1 patent)Natsuko Hiramatsu ↔ Hisao Matsumoto (1 patent)Natsuko Hiramatsu ↔ Hisaya Umemoto (1 patent)Natsuko Hiramatsu ↔ Shin Takagi (1 patent)Natsuko Hiramatsu ↔ Hideki Iwashita (1 patent)Natsuko HiramatsuNatsuko Hiramatsu (1 patent)Shigeru IkedaShigeru Ikeda (6 patents)Hisao MatsumotoHisao Matsumoto (1 patent)Hisaya UmemotoHisaya Umemoto (1 patent)Shin TakagiShin Takagi (1 patent)Hideki IwashitaHideki Iwashita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. France Bed Co., Ltd. (1 from 57 patents)


1 patent:

1. 5632524 - Combination Chair

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as of
12/17/2025
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