Growing community of inventors

Yokkaichi, Japan

Akihisa Ogawa

Average Co-Inventor Count = 6.00

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 = 14

Akihisa Ogawa ↔ Hirotaka Yamasaki (1 patent)Akihisa Ogawa ↔ Shigeru Kamimori (1 patent)Akihisa Ogawa ↔ Tokuyuki Yoshimoto (1 patent)Akihisa Ogawa ↔ Keiji Fujita (1 patent)Akihisa Ogawa ↔ Yoshikazu Hirao (1 patent)Akihisa OgawaAkihisa Ogawa (1 patent)Hirotaka YamasakiHirotaka Yamasaki (6 patents)Shigeru KamimoriShigeru Kamimori (3 patents)Tokuyuki YoshimotoTokuyuki Yoshimoto (2 patents)Keiji FujitaKeiji Fujita (1 patent)Yoshikazu HiraoYoshikazu Hirao (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Idemitsu Kosan Company, Limited (1 from 2,271 patents)


1 patent:

1. 6087539 - Process for producing an ether compound

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as of
12/20/2025
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