Growing community of inventors

Tokyo, Japan

Masaji Saito

Average Co-Inventor Count = 1.24

ph-index = 4

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 = 26

Masaji SaitoKyoichi Kaneko (1 patent)Masaji SaitoAkira Yamaguchi (1 patent)Masaji SaitoKazuo Hirano (1 patent)Masaji SaitoMasaji Saito (6 patents)Kyoichi KanekoKyoichi Kaneko (65 patents)Akira YamaguchiAkira Yamaguchi (56 patents)Kazuo HiranoKazuo Hirano (23 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiwa Seiko, Inc. (5 from 602 patents)

2. Daiwa Seiko Co., Ltd. (1 from 8 patents)


6 patents:

1. 5615841 - Fishline entrance preventive device for a fishing reel

2. 5538198 - Handle for fishing reel

3. 5485903 - Reversal preventive mechanism of a silent type for use in a fishing reel

4. 5149007 - Drag mechanism for spinning reel for fishing

5. 4747558 - Fishing reel

6. 4702430 - Adjustable force drag brake device for a fishing reel

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as of
1/5/2026
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