Growing community of inventors

Ogasa-gun, Japan

Jun Toyoshima

Average Co-Inventor Count = 6.00

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 = 9

Jun Toyoshima ↔ Hiroyuki Yano (1 patent)Jun Toyoshima ↔ Tsutomu Shimizu (1 patent)Jun Toyoshima ↔ Kozo Nagayama (1 patent)Jun Toyoshima ↔ Koji Yamaji (1 patent)Jun Toyoshima ↔ Hiroyuki Yano (1 patent)Jun ToyoshimaJun Toyoshima (1 patent)Hiroyuki YanoHiroyuki Yano (15 patents)Tsutomu ShimizuTsutomu Shimizu (9 patents)Kozo NagayamaKozo Nagayama (6 patents)Koji YamajiKoji Yamaji (1 patent)Hiroyuki YanoHiroyuki Yano (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kumiai Chemical Industry Co., Ltd. (1 from 215 patents)


1 patent:

1. 7094592 - [object Object]

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as of
1/12/2026
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