Growing community of inventors

Tokyo, Japan

Naoko Oya

Average Co-Inventor Count = 2.67

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 = 93

Naoko OyaOsamu Ishikawa (2 patents)Naoko OyaMichio Sasaki (1 patent)Naoko OyaAkio Miwa (1 patent)Naoko OyaNaoko Oya (2 patents)Osamu IshikawaOsamu Ishikawa (47 patents)Michio SasakiMichio Sasaki (18 patents)Akio MiwaAkio Miwa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Misawa Homes Co., Ltd. (2 from 26 patents)

2. Shin Nikkei Company, Ltd. (1 from 2 patents)


2 patents:

1. 5524401 - Roof with solar battery

2. 5509973 - Roof panel and roof structure with solar batteries

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idiyas.com
as of
12/10/2025
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