Growing community of inventors

Toyonaka, Japan

Keigo Nakamura

Average Co-Inventor Count = 6.54

ph-index = 3

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 = 41

Keigo NakamuraHirokazu Amano (4 patents)Keigo NakamuraHiromichi Tsuda (4 patents)Keigo NakamuraKoji Ito (3 patents)Keigo NakamuraYasuyuki Yoshikawa (3 patents)Keigo NakamuraDai Shimizube (3 patents)Keigo NakamuraAkitomi Kohama (1 patent)Keigo NakamuraTakashi Ueno (1 patent)Keigo NakamuraHidenori Tsuji (1 patent)Keigo NakamuraMasatoshi Warashina (1 patent)Keigo NakamuraMei Zhang (1 patent)Keigo NakamuraJunichi Iwaya (1 patent)Keigo NakamuraKeigo Nakamura (4 patents)Hirokazu AmanoHirokazu Amano (22 patents)Hiromichi TsudaHiromichi Tsuda (19 patents)Koji ItoKoji Ito (13 patents)Yasuyuki YoshikawaYasuyuki Yoshikawa (8 patents)Dai ShimizubeDai Shimizube (6 patents)Akitomi KohamaAkitomi Kohama (15 patents)Takashi UenoTakashi Ueno (6 patents)Hidenori TsujiHidenori Tsuji (6 patents)Masatoshi WarashinaMasatoshi Warashina (5 patents)Mei ZhangMei Zhang (3 patents)Junichi IwayaJunichi Iwaya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yuyama Mfg. Co., Ltd. (4 from 249 patents)


4 patents:

1. 10226399 - Medicine sorting apparatus

2. 9233767 - Medicine inspection device, and medicine packaging device

3. 8966863 - Medicine inspection device, and medicine packaging device

4. 8943779 - Medicine inspection device, and medicine packaging device

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as of
12/14/2025
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