Growing community of inventors

Tokyo, Japan

Toyoo Kaijima

Average Co-Inventor Count = 4.00

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 = 8

Toyoo Kaijima ↔ Katsuhiko Kawakami (1 patent)Toyoo Kaijima ↔ Junichi Takano (1 patent)Toyoo Kaijima ↔ Tomiyasu Hirachi (1 patent)Toyoo KaijimaToyoo Kaijima (1 patent)Katsuhiko KawakamiKatsuhiko Kawakami (9 patents)Junichi TakanoJunichi Takano (6 patents)Tomiyasu HirachiTomiyasu Hirachi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Softard Industries Co., Ltd. (1 from 9 patents)

2. Kashima Engineering Co., Ltd. (1 from 3 patents)


1 patent:

1. 4912071 - Method of unloading catalyst

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12/28/2025
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