Growing community of inventors

Kadoma, Japan

Kazuyoshi Yonezawa

Average Co-Inventor Count = 2.05

ph-index = 6

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 = 118

Kazuyoshi YonezawaFlorian Seiffert (4 patents)Kazuyoshi YonezawaKuniharu Ichikawa (2 patents)Kazuyoshi YonezawaYonosuke Iwai (2 patents)Kazuyoshi YonezawaHideo Okutsu (1 patent)Kazuyoshi YonezawaKoushirou Mikami (1 patent)Kazuyoshi YonezawaKazuyoshi Yonezawa (7 patents)Florian SeiffertFlorian Seiffert (41 patents)Kuniharu IchikawaKuniharu Ichikawa (14 patents)Yonosuke IwaiYonosuke Iwai (8 patents)Hideo OkutsuHideo Okutsu (2 patents)Koushirou MikamiKoushirou Mikami (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Works, Ltd. (7 from 1,623 patents)


7 patents:

1. D342345 - Electric hair clipper

2. D304866 - Electric shaver

3. D296655 - Combined electric drill and screwdriver

4. D294740 - Hair dryer casing

5. 4701595 - Portable hand-held electric hair dryer with a retractable hand grip

6. D290887 - Electric shaver

7. D289566 - Hair dryer

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as of
12/12/2025
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