Growing community of inventors

Toyama, Japan

Keiichi Keyaki

Average Co-Inventor Count = 2.18

ph-index = 12

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 = 634

Keiichi KeyakiYohei Miyazaki (18 patents)Keiichi KeyakiYuichi Iwase (15 patents)Keiichi KeyakiTakanori Ozawa (13 patents)Keiichi KeyakiYoshikazu Hamada (12 patents)Keiichi KeyakiKoji Yamagishi (10 patents)Keiichi KeyakiShinya Honda (7 patents)Keiichi KeyakiMorimasa Yoneoka (4 patents)Keiichi KeyakiYuki Chayahara (4 patents)Keiichi KeyakiKentaro Yamamoto (4 patents)Keiichi KeyakiKiyoshi Oda (3 patents)Keiichi KeyakiKenji Yuki (2 patents)Keiichi KeyakiMingsi Wang (2 patents)Keiichi KeyakiKouji Yamagishi (2 patents)Keiichi KeyakiHitomi Kawamura (2 patents)Keiichi KeyakiNobuhiro Ichikawa (2 patents)Keiichi KeyakiHiroshi Yoshida (1 patent)Keiichi KeyakiTomoko Taguchi (1 patent)Keiichi KeyakiMasayoshi Kojima (1 patent)Keiichi KeyakiKazuki Kuse (1 patent)Keiichi KeyakiKazuo Ida (1 patent)Keiichi KeyakiHisanori Kato (1 patent)Keiichi KeyakiYoshihiro Kousaka (1 patent)Keiichi KeyakiTatsuya Deto (1 patent)Keiichi KeyakiToru Yabuya (1 patent)Keiichi KeyakiMinoru Hirota (1 patent)Keiichi KeyakiHideya Take (1 patent)Keiichi KeyakiKentarou Yamamoto (1 patent)Keiichi KeyakiNorihiro Kawamura (1 patent)Keiichi KeyakiTakashi Nagayasu (1 patent)Keiichi KeyakiTomonari Sugata (1 patent)Keiichi KeyakiYukari Tachi (1 patent)Keiichi KeyakiYohel Miyazaki (1 patent)Keiichi KeyakiHisanobu Kanamaru (1 patent)Keiichi KeyakiKideyuki Matsushima (1 patent)Keiichi KeyakiRyuta Kumano (1 patent)Keiichi KeyakiYuuichi Miyazaki (1 patent)Keiichi KeyakiKenataro Yamamoto (1 patent)Keiichi KeyakiMingsi Wang (1 patent)Keiichi KeyakiKeiichi Keyaki (87 patents)Yohei MiyazakiYohei Miyazaki (37 patents)Yuichi IwaseYuichi Iwase (31 patents)Takanori OzawaTakanori Ozawa (24 patents)Yoshikazu HamadaYoshikazu Hamada (38 patents)Koji YamagishiKoji Yamagishi (29 patents)Shinya HondaShinya Honda (14 patents)Morimasa YoneokaMorimasa Yoneoka (24 patents)Yuki ChayaharaYuki Chayahara (6 patents)Kentaro YamamotoKentaro Yamamoto (5 patents)Kiyoshi OdaKiyoshi Oda (40 patents)Kenji YukiKenji Yuki (18 patents)Mingsi WangMingsi Wang (6 patents)Kouji YamagishiKouji Yamagishi (4 patents)Hitomi KawamuraHitomi Kawamura (3 patents)Nobuhiro IchikawaNobuhiro Ichikawa (2 patents)Hiroshi YoshidaHiroshi Yoshida (64 patents)Tomoko TaguchiTomoko Taguchi (51 patents)Masayoshi KojimaMasayoshi Kojima (30 patents)Kazuki KuseKazuki Kuse (28 patents)Kazuo IdaKazuo Ida (7 patents)Hisanori KatoHisanori Kato (5 patents)Yoshihiro KousakaYoshihiro Kousaka (4 patents)Tatsuya DetoTatsuya Deto (3 patents)Toru YabuyaToru Yabuya (3 patents)Minoru HirotaMinoru Hirota (2 patents)Hideya TakeHideya Take (2 patents)Kentarou YamamotoKentarou Yamamoto (2 patents)Norihiro KawamuraNorihiro Kawamura (1 patent)Takashi NagayasuTakashi Nagayasu (1 patent)Tomonari SugataTomonari Sugata (1 patent)Yukari TachiYukari Tachi (1 patent)Yohel MiyazakiYohel Miyazaki (1 patent)Hisanobu KanamaruHisanobu Kanamaru (1 patent)Kideyuki MatsushimaKideyuki Matsushima (1 patent)Ryuta KumanoRyuta Kumano (1 patent)Yuuichi MiyazakiYuuichi Miyazaki (1 patent)Kenataro YamamotoKenataro Yamamoto (1 patent)Mingsi WangMingsi Wang (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ykk Corporation (79 from 1,425 patents)

2. Yoshida Kogyo K.k. (8 from 1,145 patents)


87 patents:

1. 10085525 - Slider for slide fastener

2. 9993049 - Slide fastener slider

3. 9930939 - Slider for slide fastener

4. D803094 - Slider for slide fastener

5. 9763499 - Slider for slide fastener

6. 9750313 - Slider for slide fastener, and slide fastener

7. 9668548 - Slider for slide fastener

8. D778781 - Slider for a slide fastener

9. D778780 - Slider for slide fastener

10. 9462853 - Slider for slide fastener

11. 9427052 - Slider fitted with stopping mechanism

12. 9392847 - Slider for slide fastener with automatic stop device and method for manufacturing same

13. 9271548 - Slider for slider fasteners

14. 9237784 - Slide fastener slider

15. 9232834 - Slider for slide fastener with automatic stopper

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as of
11/21/2025
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