Growing community of inventors

Osaka, Japan

Naoyoshi Akiyoshi

Average Co-Inventor Count = 2.07

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 = 17

Naoyoshi Akiyoshi ↔ Takao Kasai (1 patent)Naoyoshi Akiyoshi ↔ Naoto Ogasawara (1 patent)Naoyoshi Akiyoshi ↔ Masao Nakayama (1 patent)Naoyoshi Akiyoshi ↔ Takeo Hamada (1 patent)Naoyoshi Akiyoshi ↔ Hiroyuki Yamabe (1 patent)Naoyoshi Akiyoshi ↔ Katsumi Koda (1 patent)Naoyoshi Akiyoshi ↔ Kimio Nakada (1 patent)Naoyoshi AkiyoshiNaoyoshi Akiyoshi (3 patents)Takao KasaiTakao Kasai (8 patents)Naoto OgasawaraNaoto Ogasawara (5 patents)Masao NakayamaMasao Nakayama (4 patents)Takeo HamadaTakeo Hamada (1 patent)Hiroyuki YamabeHiroyuki Yamabe (1 patent)Katsumi KodaKatsumi Koda (1 patent)Kimio NakadaKimio Nakada (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toho Kinzoku Co., Ltd. (3 from 6 patents)

2. Citizen Watch Company, Ltd. (1 from 2,002 patents)


3 patents:

1. 5905938 - Method of manufacturing a semiconductor substrate material

2. 5889220 - Copper-tungsten alloys and their manufacturing methods

3. 5689796 - Method of manufacturing molded copper-chromium family metal alloy article

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as of
12/15/2025
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