Growing community of inventors

Yokohama, Japan

Makoto Aoyama

Average Co-Inventor Count = 5.60

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 = 117

Makoto AoyamaKatsuo Suga (3 patents)Makoto AoyamaHirofumi Yasuda (3 patents)Makoto AoyamaMasanori Nakamura (2 patents)Makoto AoyamaHironori Wakamatsu (2 patents)Makoto AoyamaKazuyuki Shiratori (2 patents)Makoto AoyamaJun Ikezawa (2 patents)Makoto AoyamaToshiharu Miyamura (1 patent)Makoto AoyamaMakoto Aoyama (3 patents)Katsuo SugaKatsuo Suga (36 patents)Hirofumi YasudaHirofumi Yasuda (13 patents)Masanori NakamuraMasanori Nakamura (88 patents)Hironori WakamatsuHironori Wakamatsu (25 patents)Kazuyuki ShiratoriKazuyuki Shiratori (16 patents)Jun IkezawaJun Ikezawa (9 patents)Toshiharu MiyamuraToshiharu Miyamura (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (3 from 13,395 patents)

2. Renault S.a.s. (2 from 940 patents)


3 patents:

1. 9073044 - Exhaust gas purifying catalyst and production method thereof

2. 8404611 - Exhaust gas purifying catalyst and production method thereof

3. 8080494 - Catalyst, exhaust gas purifying catalyst, and method of producing the catalyst

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as of
12/6/2025
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