Growing community of inventors

Kawasaki, Japan

Toshiyuki Koyagi

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 = 15

Toshiyuki Koyagi ↔ Haruhiko Toda (1 patent)Toshiyuki Koyagi ↔ Minako Yasu (1 patent)Toshiyuki Koyagi ↔ Masaki Amano (1 patent)Toshiyuki KoyagiToshiyuki Koyagi (1 patent)Haruhiko TodaHaruhiko Toda (7 patents)Minako YasuMinako Yasu (3 patents)Masaki AmanoMasaki Amano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lion Corporation (1 from 271 patents)


1 patent:

1. 5032523 - Preparation of optically active esters

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