Growing community of inventors

Ichihara, Japan

Hikaru Nagashima

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 = 1

Hikaru NagashimaMitsuru Tamura (1 patent)Hikaru NagashimaRyuichi Sonoda (1 patent)Hikaru NagashimaHikaru Nagashima (1 patent)Mitsuru TamuraMitsuru Tamura (5 patents)Ryuichi SonodaRyuichi Sonoda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Chemical Company, Limited (1 from 6,896 patents)


1 patent:

1. 4168355 - Process for producing ethylene polymers in tubular reactor

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/10/2026
Loading…