Growing community of inventors

Okazaki, Japan

Hitoshi Otsubo

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 = 16

Hitoshi OtsuboKeizo Tsujimoto (1 patent)Hitoshi OtsuboEiji Ichihashi (1 patent)Hitoshi OtsuboTakashi Katagiri (1 patent)Hitoshi OtsuboHitoshi Otsubo (1 patent)Keizo TsujimotoKeizo Tsujimoto (3 patents)Eiji IchihashiEiji Ichihashi (2 patents)Takashi KatagiriTakashi Katagiri (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Ester Co., Ltd. (1 from 16 patents)


1 patent:

1. 4712366 - Denier-mixed composite yarn, denier-mixed special thick and thin yarn,

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12/21/2025
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