Growing community of inventors

Yokkaichi, Japan

Tsutomu Iwako

Average Co-Inventor Count = 2.88

ph-index = 2

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 = 11

Tsutomu IwakoKatsuhiko Fukuda (4 patents)Tsutomu IwakoYasuhiro Yamazaki (2 patents)Tsutomu IwakoYoshio Yasaka (2 patents)Tsutomu IwakoHajime Erikawa (2 patents)Tsutomu IwakoTakashi Nishiyama (2 patents)Tsutomu IwakoNorio Nakajima (2 patents)Tsutomu IwakoMichihiko Makino (2 patents)Tsutomu IwakoYasuo Nakazato (2 patents)Tsutomu IwakoShirou Takeuchi (1 patent)Tsutomu IwakoYuji Tachi (1 patent)Tsutomu IwakoTsutomu Iwako (7 patents)Katsuhiko FukudaKatsuhiko Fukuda (5 patents)Yasuhiro YamazakiYasuhiro Yamazaki (14 patents)Yoshio YasakaYoshio Yasaka (14 patents)Hajime ErikawaHajime Erikawa (14 patents)Takashi NishiyamaTakashi Nishiyama (13 patents)Norio NakajimaNorio Nakajima (7 patents)Michihiko MakinoMichihiko Makino (7 patents)Yasuo NakazatoYasuo Nakazato (5 patents)Shirou TakeuchiShirou Takeuchi (4 patents)Yuji TachiYuji Tachi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Electric Co., Ltd. (6 from 4,814 patents)

2. The Coca-cola Company (2 from 1,591 patents)

3. Fiju Electric Co., Ltd. (1 from 1 patent)


7 patents:

1. 11443583 - Automatic vending machine

2. 11227462 - Automatic vending machine

3. 10380823 - Article dispensing apparatus

4. 10255747 - Product discharge device for vending machine

5. 9818252 - Product discharging device

6. 9811965 - Article ejecting device of automatic vending machine

7. 9710993 - Product discharging device

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1/3/2026
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