Growing community of inventors

Kanagawa, Japan

Kenji Oyama

Average Co-Inventor Count = 1.80

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 = 1

Kenji OyamaYoshiki Sawa (1 patent)Kenji OyamaRyohei Takeuchi (1 patent)Kenji OyamaShigeru Miyagawa (1 patent)Kenji OyamaYuusuke Sekine (1 patent)Kenji OyamaToshikazu Takeuchi (1 patent)Kenji OyamaFumiya Ohashi (2 patents)Kenji OyamaTaro Nagai (1 patent)Kenji OyamaShouta Arahira (1 patent)Kenji OyamaHironori Shiga (1 patent)Kenji OyamaSeiji Ootsubo (1 patent)Kenji OyamaKenji Oyama (6 patents)Yoshiki SawaYoshiki Sawa (20 patents)Ryohei TakeuchiRyohei Takeuchi (13 patents)Shigeru MiyagawaShigeru Miyagawa (13 patents)Yuusuke SekineYuusuke Sekine (10 patents)Toshikazu TakeuchiToshikazu Takeuchi (5 patents)Fumiya OhashiFumiya Ohashi (2 patents)Taro NagaiTaro Nagai (2 patents)Shouta ArahiraShouta Arahira (1 patent)Hironori ShigaHironori Shiga (1 patent)Seiji OotsuboSeiji Ootsubo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Terumo Kabushiki Kaisha (3 from 2,322 patents)

2. Piolax, Inc. (3 from 311 patents)

3. Dai Nippon Printing Co., Ltd. (1 from 3,205 patents)

4. Osaka University (1 from 989 patents)


6 patents:

1. 11441115 - Cell culture device

2. 11395863 - Modification method for sheet-shaped cell culture

3. 10588503 - Methods and medical elongate bodies

4. D551270 - Oil level gauge

5. D545856 - Oil level gauge

6. 7191542 - Oil level gauge

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idiyas.com
as of
1/7/2026
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