Growing community of inventors

Fukushima, Japan

Jun Sakurai

Average Co-Inventor Count = 1.33

ph-index = 2

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 = 18

Jun SakuraiToshiyuki Kajikano (1 patent)Jun SakuraiJun Sakurai (2 patents)Toshiyuki KajikanoToshiyuki Kajikano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Columbia Co., Ltd. (2 from 44 patents)


2 patents:

1. 6625097 - Recorded medium reproducing apparatus

2. 5293362 - Optical disc play-back device of the carousel type, having a mechanism

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as of
12/4/2025
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