Growing community of inventors

Kawasaki, Japan

Koichiro Oba

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

Koichiro ObaNaotoshi Katahara (1 patent)Koichiro ObaTakayuki Bitoh (1 patent)Koichiro ObaSusumu Yamashita (1 patent)Koichiro ObaKoichiro Oba (1 patent)Naotoshi KataharaNaotoshi Katahara (5 patents)Takayuki BitohTakayuki Bitoh (4 patents)Susumu YamashitaSusumu Yamashita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (1 from 39,228 patents)


1 patent:

1. 7113398 - Removable storage device unit

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as of
12/8/2025
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