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Yokohama, Japan

Hirosada Watanabe

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 14

Hirosada WatanabeHiroaki Yamagishi (2 patents)Hirosada WatanabeMasayuki Mochizuki (2 patents)Hirosada WatanabeYuichi Ishizuka (1 patent)Hirosada WatanabeDaisuke Fujita (1 patent)Hirosada WatanabeMitsuru Saito (1 patent)Hirosada WatanabeHirosada Watanabe (2 patents)Hiroaki YamagishiHiroaki Yamagishi (15 patents)Masayuki MochizukiMasayuki Mochizuki (2 patents)Yuichi IshizukaYuichi Ishizuka (1 patent)Daisuke FujitaDaisuke Fujita (1 patent)Mitsuru SaitoMitsuru Saito (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Amano Corporation (2 from 38 patents)


2 patents:

1. 6817537 - Time card and time recorder system using time card

2. 6765600 - Time recorder with a card feed rate adjustment function and time card for use in the same

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as of
12/6/2025
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