Growing community of inventors

Joetsu, Japan

Yuji Sawamura

Average Co-Inventor Count = 4.80

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 = 5

Yuji SawamuraHajime Maruta (2 patents)Yuji SawamuraMasatoshi Niwa (2 patents)Yuji SawamuraNorimitsu Ebata (2 patents)Yuji SawamuraTomoya Yano (1 patent)Yuji SawamuraKen Kikuchi (1 patent)Yuji SawamuraYuji Sawamura (2 patents)Hajime MarutaHajime Maruta (14 patents)Masatoshi NiwaMasatoshi Niwa (10 patents)Norimitsu EbataNorimitsu Ebata (2 patents)Tomoya YanoTomoya Yano (55 patents)Ken KikuchiKen Kikuchi (50 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Arisawa Mfg. Co., Ltd. (2 from 68 patents)

2. Sony Corporation (1 from 58,132 patents)


2 patents:

1. 7633677 - Reflective screen

2. 7221508 - Reflex-type screen

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as of
1/7/2026
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