Growing community of inventors

Toyonaka, Japan

Masaki Tujita

Average Co-Inventor Count = 6.00

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

Masaki Tujita ↔ Shoji Yuyama (1 patent)Masaki Tujita ↔ Yasuhiro Shigeyama (1 patent)Masaki Tujita ↔ Akitomi Kohama (1 patent)Masaki Tujita ↔ Masahiko Kasuya (1 patent)Masaki Tujita ↔ Ayumu Saito (1 patent)Masaki TujitaMasaki Tujita (1 patent)Shoji YuyamaShoji Yuyama (144 patents)Yasuhiro ShigeyamaYasuhiro Shigeyama (18 patents)Akitomi KohamaAkitomi Kohama (15 patents)Masahiko KasuyaMasahiko Kasuya (13 patents)Ayumu SaitoAyumu Saito (2 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. 6616010 - Medicine feeder apparatus

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as of
12/17/2025
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