Growing community of inventors

Gifu, Japan

Akiyoshi Okayasu

Average Co-Inventor Count = 2.67

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 = 6

Akiyoshi OkayasuKazuharu Nakamura (2 patents)Akiyoshi OkayasuYoshio Mito (1 patent)Akiyoshi OkayasuKazuhiko Takeuchi (1 patent)Akiyoshi OkayasuAkiyoshi Okayasu (2 patents)Kazuharu NakamuraKazuharu Nakamura (70 patents)Yoshio MitoYoshio Mito (15 patents)Kazuhiko TakeuchiKazuhiko Takeuchi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyotomi Kogyo Co., Ltd. (2 from 86 patents)


2 patents:

1. 4726762 - Wick actuating device for the lever actuation type for oil burner

2. 4424019 - Device for vertically moving the wick of an oil burner

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12/20/2025
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