Growing community of inventors

Tokyo, Japan

Takenori Otsu

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 = 4

Takenori OtsuHarumichi Oishi (1 patent)Takenori OtsuShuichi Matsuzawa (1 patent)Takenori OtsuNaoyuki Ezuka (1 patent)Takenori OtsuTakenori Otsu (1 patent)Harumichi OishiHarumichi Oishi (8 patents)Shuichi MatsuzawaShuichi Matsuzawa (5 patents)Naoyuki EzukaNaoyuki Ezuka (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiwa Seiko, Inc. (1 from 602 patents)


1 patent:

1. 7086621 - Fishing reel

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as of
12/20/2025
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