Growing community of inventors

Toyonaka, Japan

Sakae Tsuji

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 = 29

Sakae Tsuji ↔ Shoji Yuyama (1 patent)Sakae Tsuji ↔ Hiroyasu Hamada (1 patent)Sakae Tsuji ↔ Keita Yasuoka (1 patent)Sakae TsujiSakae Tsuji (1 patent)Shoji YuyamaShoji Yuyama (144 patents)Hiroyasu HamadaHiroyasu Hamada (20 patents)Keita YasuokaKeita Yasuoka (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yuyama Mfg. Co., Ltd. (1 from 249 patents)


1 patent:

1. 5839836 - Printing apparatus for medicine bag

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12/16/2025
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