Growing community of inventors

Kanagawa, Japan

Yoshiaki Kazama

Average Co-Inventor Count = 3.79

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 = 34

Yoshiaki KazamaYutaka Okazaki (2 patents)Yoshiaki KazamaMakoto Tamuraya (1 patent)Yoshiaki KazamaTeruo Kawasaki (1 patent)Yoshiaki KazamaShoichiro Obara (1 patent)Yoshiaki KazamaHiroaki Wakisaka (1 patent)Yoshiaki KazamaMitsuru Akiyama (1 patent)Yoshiaki KazamaHiroyuki Takeda (1 patent)Yoshiaki KazamaMinoru Tagami (1 patent)Yoshiaki KazamaAkira Kanashiki (1 patent)Yoshiaki KazamaTomoko Furuhashi (1 patent)Yoshiaki KazamaHiroyuki Takeda (0 patent)Yoshiaki KazamaMinoru Tagami (0 patent)Yoshiaki KazamaYoshiaki Kazama (3 patents)Yutaka OkazakiYutaka Okazaki (70 patents)Makoto TamurayaMakoto Tamuraya (6 patents)Teruo KawasakiTeruo Kawasaki (3 patents)Shoichiro ObaraShoichiro Obara (1 patent)Hiroaki WakisakaHiroaki Wakisaka (1 patent)Mitsuru AkiyamaMitsuru Akiyama (1 patent)Hiroyuki TakedaHiroyuki Takeda (1 patent)Minoru TagamiMinoru Tagami (1 patent)Akira KanashikiAkira Kanashiki (1 patent)Tomoko FuruhashiTomoko Furuhashi (1 patent)Hiroyuki TakedaHiroyuki Takeda (0 patent)Minoru TagamiMinoru Tagami (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kasai Kogyo Co., Ltd. (2 from 78 patents)

2. Nissan Motor Company Limited (1 from 13,402 patents)

3. Kasni Kogyo Co., Ltd. (1 from 1 patent)


3 patents:

1. 9375997 - Sun visor for automobile

2. 7798551 - Vehicle-mountable sun visor

3. 6439638 - Vehicle sun visor

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12/18/2025
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