Growing community of inventors

Tokyo, Japan

Hiroaki Kanazawa

Average Co-Inventor Count = 1.50

ph-index = 3

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 = 96

Hiroaki KanazawaRyusaku Watanabe (3 patents)Hiroaki KanazawaKunio Yikai (2 patents)Hiroaki KanazawaMasatoshi Nakajo (1 patent)Hiroaki KanazawaHiroaki Kanazawa (9 patents)Ryusaku WatanabeRyusaku Watanabe (4 patents)Kunio YikaiKunio Yikai (2 patents)Masatoshi NakajoMasatoshi Nakajo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ykk Corporation (5 from 1,384 patents)

2. Other (2 from 833,002 patents)

3. Gm Co., Ltd. (2 from 3 patents)


9 patents:

1. 11882892 - Button fastener-side die for attaching snap button

2. 11412799 - Button attachment member conveying device

3. 11116269 - Attaching apparatus and method for attaching attachment object to fabric using fastening member

4. 9661887 - Button mounting apparatus and button mounting method

5. 7043812 - Apparatus and method for button indexing in button attaching machine, and method of adjusting the apparatus

6. D326513 - Air cleaner

7. D324419 - Air cleaner

8. 5055115 - Air cleaner including an electrostatic precipitator

9. 5034032 - Air cleaner and air filter

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as of
1/21/2026
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