Growing community of inventors

Tokyo, Japan

Hisako Hara

Average Co-Inventor Count = 5.00

ph-index = 2

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 = 12

Hisako HaraSachio Wakayama (2 patents)Hisako HaraTakashi Nozawa (2 patents)Hisako HaraKatsumi Murata (2 patents)Hisako HaraMichiki Asai (2 patents)Hisako HaraYoshinobu Takeda (1 patent)Hisako HaraKotaro Yoshimura (1 patent)Hisako HaraKenji Nabeshima (1 patent)Hisako HaraShinichiro Kuno (1 patent)Hisako HaraHisako Hara (3 patents)Sachio WakayamaSachio Wakayama (9 patents)Takashi NozawaTakashi Nozawa (8 patents)Katsumi MurataKatsumi Murata (7 patents)Michiki AsaiMichiki Asai (3 patents)Yoshinobu TakedaYoshinobu Takeda (31 patents)Kotaro YoshimuraKotaro Yoshimura (7 patents)Kenji NabeshimaKenji Nabeshima (1 patent)Shinichiro KunoShinichiro Kuno (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kibun Food Chemifa Co., Ltd. (2 from 5 patents)

2. The University of Tokyo (1 from 1,281 patents)

3. Kyowa Limited (1 from 10 patents)


3 patents:

1. 11154427 - Medical tape

2. 6514744 - External compositions for skin comprising sphingoglycolipid

3. 6348201 - External composition for skin comprising sphingoglycolipid

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as of
12/13/2025
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