Growing community of inventors

Kawasaki, Japan

Hisao Kojima

Average Co-Inventor Count = 3.00

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 = 3

Hisao KojimaToshimasa Hagyu (1 patent)Hisao KojimaToshiharu Obata (1 patent)Hisao KojimaHisao Kojima (1 patent)Toshimasa HagyuToshimasa Hagyu (2 patents)Toshiharu ObataToshiharu Obata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Electric Co., Ltd. (1 from 4,806 patents)


1 patent:

1. 4294396 - Method for manufacturing brazed parts

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12/20/2025
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