Growing community of inventors

Osaka, Japan

Takayuki Fujikawa

Average Co-Inventor Count = 3.82

ph-index = 7

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 = 86

Takayuki FujikawaShoji Yuyama (8 patents)Takayuki FujikawaNaoki Koike (2 patents)Takayuki FujikawaYasuhiro Shigeyama (2 patents)Takayuki FujikawaAkitomi Kohama (2 patents)Takayuki FujikawaHiroyuki Kanda (2 patents)Takayuki FujikawaShigeyuki Sakai (2 patents)Takayuki FujikawaHiroshi Hashimoto (1 patent)Takayuki FujikawaHirokazu Amano (1 patent)Takayuki FujikawaHiroyasu Hamada (1 patent)Takayuki FujikawaTsuyoshi Kodama (1 patent)Takayuki FujikawaHiromichi Tsuda (1 patent)Takayuki FujikawaKoji Ito (1 patent)Takayuki FujikawaMasahiko Kasuya (1 patent)Takayuki FujikawaYasuyuki Yoshikawa (1 patent)Takayuki FujikawaHidenori Tsuji (1 patent)Takayuki FujikawaHirokazu Chihara (1 patent)Takayuki FujikawaTakashi Itou (1 patent)Takayuki FujikawaTakayuki Fujikawa (9 patents)Shoji YuyamaShoji Yuyama (144 patents)Naoki KoikeNaoki Koike (88 patents)Yasuhiro ShigeyamaYasuhiro Shigeyama (18 patents)Akitomi KohamaAkitomi Kohama (15 patents)Hiroyuki KandaHiroyuki Kanda (5 patents)Shigeyuki SakaiShigeyuki Sakai (2 patents)Hiroshi HashimotoHiroshi Hashimoto (68 patents)Hirokazu AmanoHirokazu Amano (22 patents)Hiroyasu HamadaHiroyasu Hamada (20 patents)Tsuyoshi KodamaTsuyoshi Kodama (20 patents)Hiromichi TsudaHiromichi Tsuda (19 patents)Koji ItoKoji Ito (13 patents)Masahiko KasuyaMasahiko Kasuya (13 patents)Yasuyuki YoshikawaYasuyuki Yoshikawa (8 patents)Hidenori TsujiHidenori Tsuji (6 patents)Hirokazu ChiharaHirokazu Chihara (6 patents)Takashi ItouTakashi Itou (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yuyama Mfg. Co., Ltd. (9 from 249 patents)


9 patents:

1. 10829256 - Drug portion packaging device

2. 8733217 - Device and method for dispensing medicine

3. 8678231 - Medicine dispensing device

4. 7934356 - Machine for filling bag with medicine

5. 7871234 - Cart transport apparatus

6. 7822505 - Article dispensing device and method

7. 7686184 - Medicine dispensing device

8. 7412809 - Medicine envelope feeder

9. 6830161 - Automatic dispenser for injection-containing members

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as of
12/15/2025
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