Growing community of inventors

Gifu, Japan

Tosio 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 = 2

Tosio KojimaChikai Kosaka (1 patent)Tosio KojimaKazumi Aikyo (1 patent)Tosio KojimaTosio Kojima (1 patent)Chikai KosakaChikai Kosaka (3 patents)Kazumi AikyoKazumi Aikyo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Menicon Co., Ltd. (1 from 241 patents)


1 patent:

1. 5737057 - Ocular lens fabrication method and ocular lens fabrication apparatus

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1/16/2026
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