Growing community of inventors

Kitakyushu, Japan

Tsohikazu Maruyama

Average Co-Inventor Count = 14.99

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 = 0

Tsohikazu Maruyama ↔ Sachio Asaoka (1 patent)Tsohikazu Maruyama ↔ Susumu Yamamoto (1 patent)Tsohikazu Maruyama ↔ Nobuo Moriya (1 patent)Tsohikazu Maruyama ↔ Kouji Sakashita (1 patent)Tsohikazu Maruyama ↔ Makoto Nomura (1 patent)Tsohikazu Maruyama ↔ Katsuhiko Sakura (1 patent)Tsohikazu Maruyama ↔ Keiji Shimoda (1 patent)Tsohikazu Maruyama ↔ Toshihiko Furukawa (1 patent)Tsohikazu Maruyama ↔ Nobuyuki Suda (1 patent)Tsohikazu Maruyama ↔ Hiroshi Yanai (1 patent)Tsohikazu Maruyama ↔ Tadayoshi Matsuo (1 patent)Tsohikazu Maruyama ↔ Yoshiaki Matsui (1 patent)Tsohikazu Maruyama ↔ Masanori Nagase (1 patent)Tsohikazu Maruyama ↔ Takamasa Minami (1 patent)Tsohikazu MaruyamaTsohikazu Maruyama (1 patent)Sachio AsaokaSachio Asaoka (27 patents)Susumu YamamotoSusumu Yamamoto (21 patents)Nobuo MoriyaNobuo Moriya (9 patents)Kouji SakashitaKouji Sakashita (8 patents)Makoto NomuraMakoto Nomura (4 patents)Katsuhiko SakuraKatsuhiko Sakura (4 patents)Keiji ShimodaKeiji Shimoda (3 patents)Toshihiko FurukawaToshihiko Furukawa (2 patents)Nobuyuki SudaNobuyuki Suda (2 patents)Hiroshi YanaiHiroshi Yanai (1 patent)Tadayoshi MatsuoTadayoshi Matsuo (1 patent)Yoshiaki MatsuiYoshiaki Matsui (1 patent)Masanori NagaseMasanori Nagase (1 patent)Takamasa MinamiTakamasa Minami (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Steel Chemical Co., Ltd. (1 from 173 patents)

2. Chiyoda Corporation (1 from 167 patents)


1 patent:

1. 5371302 - Process for preparing prilled bisphenol A

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/6/2026
Loading…