Growing community of inventors

Tokyo, Japan

Harunobu Kubota

Average Co-Inventor Count = 1.03

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 = 155

Harunobu KubotaJun Sugasawara (1 patent)Harunobu KubotaToshio Takino (1 patent)Harunobu KubotaHarunobu Kubota (22 patents)Jun SugasawaraJun Sugasawara (5 patents)Toshio TakinoToshio Takino (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sugatsune Kogyo Co., Ltd. (22 from 228 patents)

2. Sanwa Techno Co., Ltd. (1 from 14 patents)


22 patents:

1. 9882364 - Cable holding tool

2. D756745 - Latch lock

3. D701753 - Caster

4. D674267 - Door closer

5. D673026 - Door closer

6. D653774 - Supporting post for panel

7. D638696 - Coupling member for panel

8. D637837 - Shutter slat for furniture

9. 7806279 - Engagement member for display device

10. 7753333 - Engagement member for display device

11. D583213 - Handle

12. D561570 - Shelf supporter for furniture

13. D559093 - Male member for a wall hanger

14. D556029 - Male member for a wall hanger

15. D556025 - Wall hanger

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as of
1/10/2026
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