Growing community of inventors

Seki, Japan

Daisuke Haba

Average Co-Inventor Count = 1.08

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 = 142

Daisuke HabaHiroyuki Nakasuka (1 patent)Daisuke HabaHitoshi Ozawa (10 patents)Daisuke HabaTsuyoshi Masuda (6 patents)Daisuke HabaDaisuke Haba (7 patents)Hiroyuki NakasukaHiroyuki Nakasuka (20 patents)Hitoshi OzawaHitoshi Ozawa (10 patents)Tsuyoshi MasudaTsuyoshi Masuda (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kai R$d Center Co., Ltd. (7 from 166 patents)

2. Sumitomo Seika Chemicals Co., Ltd. (302 patents)


7 patents:

1. 9919440 - Razor

2. 9889570 - Razor with attached shaving aid

3. 9796101 - Razor

4. 9498892 - Pivoting razor

5. D662663 - Safety razor

6. D627929 - Safety razor handle

7. D614352 - Safety razor

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idiyas.com
as of
1/10/2026
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