Growing community of inventors

Odawara, Japan

Hisao Iwamoto

Average Co-Inventor Count = 2.67

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 = 108

Hisao IwamotoYoichi Iwamoto (4 patents)Hisao IwamotoNobuhisa Watanabe (1 patent)Hisao IwamotoToshihiro Nasuno (1 patent)Hisao IwamotoMasahiro Kurokawa (1 patent)Hisao IwamotoKoji Nishikawa (1 patent)Hisao IwamotoYoshio Sakamaki (1 patent)Hisao IwamotoHiroyuki Kimura (1 patent)Hisao IwamotoKeiji Jinbo (1 patent)Hisao IwamotoHisao Iwamoto (6 patents)Yoichi IwamotoYoichi Iwamoto (8 patents)Nobuhisa WatanabeNobuhisa Watanabe (12 patents)Toshihiro NasunoToshihiro Nasuno (3 patents)Masahiro KurokawaMasahiro Kurokawa (2 patents)Koji NishikawaKoji Nishikawa (1 patent)Yoshio SakamakiYoshio Sakamaki (1 patent)Hiroyuki KimuraHiroyuki Kimura (1 patent)Keiji JinboKeiji Jinbo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kanebo, Limited (6 from 305 patents)

2. Yoshida Industry Co., Ltd. (1 from 76 patents)


6 patents:

1. 6682243 - Bar-like paint delivering container

2. 4961663 - Cartridge type cosmetic bar container

3. 4684017 - Compact case

4. 4616947 - Slide type cosmetic container with compound screw

5. 4615632 - Slide type cosmetic container with compound screw

6. 4158359 - Device for testing influence of medicinal or cosmetic substance on skin

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as of
1/3/2026
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