Growing community of inventors

Tokyo, Japan

Sei Onuma

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 = 3

Sei OnumaKenji Sawada (1 patent)Sei OnumaYashushi Yamade (1 patent)Sei OnumaSei Onuma (1 patent)Kenji SawadaKenji Sawada (7 patents)Yashushi YamadeYashushi Yamade (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Minolta Camera Kabushiki Kaisha (1 from 2,979 patents)


1 patent:

1. 5488490 - Image reading apparatus for reading images recorded on film

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/21/2025
Loading…