Growing community of inventors

Otsu, Japan

Makoto Ogawa

Average Co-Inventor Count = 7.00

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 = 35

Makoto Ogawa ↔ Kouichi Watanabe (1 patent)Makoto Ogawa ↔ Yuichi Murano (1 patent)Makoto Ogawa ↔ Nobuaki Nagai (1 patent)Makoto Ogawa ↔ Sachinori Ikeda (1 patent)Makoto Ogawa ↔ Shinji Wada (1 patent)Makoto Ogawa ↔ Satoshi Matsueda (1 patent)Makoto OgawaMakoto Ogawa (1 patent)Kouichi WatanabeKouichi Watanabe (7 patents)Yuichi MuranoYuichi Murano (4 patents)Nobuaki NagaiNobuaki Nagai (3 patents)Sachinori IkedaSachinori Ikeda (2 patents)Shinji WadaShinji Wada (2 patents)Satoshi MatsuedaSatoshi Matsueda (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)


1 patent:

1. 5846276 - Exhaust gas filter

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as of
12/18/2025
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