Growing community of inventors

Toyonaka, Japan

Kunio Hamaya

Average Co-Inventor Count = 7.00

ph-index = 1

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

Kunio Hamaya ↔ Yutaka Kojima (1 patent)Kunio Hamaya ↔ Hiroyuki Yoshizaki (1 patent)Kunio Hamaya ↔ Hiroyuki Koda (1 patent)Kunio Hamaya ↔ Shiro Tsuchiya (1 patent)Kunio Hamaya ↔ Takashi Ikeno (1 patent)Kunio Hamaya ↔ Shinichi Fukuda (1 patent)Kunio HamayaKunio Hamaya (1 patent)Yutaka KojimaYutaka Kojima (10 patents)Hiroyuki YoshizakiHiroyuki Yoshizaki (6 patents)Hiroyuki KodaHiroyuki Koda (3 patents)Shiro TsuchiyaShiro Tsuchiya (2 patents)Takashi IkenoTakashi Ikeno (1 patent)Shinichi FukudaShinichi Fukuda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Gas Chemical Company, Inc. (1 from 2,247 patents)

2. Hitachi Shipbuilding & Eng. Co., Ltd. (1 from 2 patents)


1 patent:

1. 4184911 - Process for producing powdery polycarbonate from a polycarbonate solution

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12/16/2025
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