Growing community of inventors

Toyonaka, Japan

Toshihiro Amatsu

Average Co-Inventor Count = 2.72

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 = 44

Toshihiro AmatsuShoji Yuyama (4 patents)Toshihiro AmatsuTsuyoshi Kodama (2 patents)Toshihiro AmatsuHiroyuki Yuyama (1 patent)Toshihiro AmatsuYasuhiro Shigeyama (1 patent)Toshihiro AmatsuKatsunori Yoshina (1 patent)Toshihiro AmatsuToru Tanaka (1 patent)Toshihiro AmatsuReiji Kitagawa (1 patent)Toshihiro AmatsuSatoshi Asada (1 patent)Toshihiro AmatsuAyumu Saito (1 patent)Toshihiro AmatsuTetsuo Hiraya (1 patent)Toshihiro AmatsuTakahiro Kitakura (1 patent)Toshihiro AmatsuToshihiro Amatsu (6 patents)Shoji YuyamaShoji Yuyama (144 patents)Tsuyoshi KodamaTsuyoshi Kodama (20 patents)Hiroyuki YuyamaHiroyuki Yuyama (52 patents)Yasuhiro ShigeyamaYasuhiro Shigeyama (18 patents)Katsunori YoshinaKatsunori Yoshina (17 patents)Toru TanakaToru Tanaka (3 patents)Reiji KitagawaReiji Kitagawa (3 patents)Satoshi AsadaSatoshi Asada (3 patents)Ayumu SaitoAyumu Saito (2 patents)Tetsuo HirayaTetsuo Hiraya (1 patent)Takahiro KitakuraTakahiro Kitakura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yuyama Mfg. Co., Ltd. (5 from 249 patents)

2. Kabushiki Kaisha Yuyama Seisakusho (1 from 50 patents)


6 patents:

1. 7500337 - Medicine packaging device

2. 6981609 - Injection drug feeding device

3. 6789996 - Medicine feed apparatus

4. 6789696 - Multi-connected ampoules dispensing apparatus

5. 6726056 - Medicine feed apparatus

6. 6305526 - Ampule transfer unit

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as of
12/15/2025
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