Growing community of inventors

Kobe, Japan

Akihiro Kawashima

Average Co-Inventor Count = 8.00

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 = 0

Akihiro Kawashima ↔ Tetsuo Matsumura (1 patent)Akihiro Kawashima ↔ Toshio Ohzawa (1 patent)Akihiro Kawashima ↔ Yasuo Sugino (1 patent)Akihiro Kawashima ↔ Hiroshi Yoshimura (1 patent)Akihiro Kawashima ↔ Osamu Ohkuma (1 patent)Akihiro Kawashima ↔ Saburo Sawada (1 patent)Akihiro Kawashima ↔ Shun'ichi Yanai (1 patent)Akihiro KawashimaAkihiro Kawashima (1 patent)Tetsuo MatsumuraTetsuo Matsumura (5 patents)Toshio OhzawaToshio Ohzawa (3 patents)Yasuo SuginoYasuo Sugino (3 patents)Hiroshi YoshimuraHiroshi Yoshimura (2 patents)Osamu OhkumaOsamu Ohkuma (1 patent)Saburo SawadaSaburo Sawada (1 patent)Shun'ichi YanaiShun'ichi Yanai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Kobe Seiko Sho (1 from 1,100 patents)

2. Mitsubishi Kasei Kogyo Kabushiki Kaisha (1 from 23 patents)

3. Idemitsu, Kosan Kabushiki-kaisha (1 from 3 patents)

4. Aziasekiyu Kabushiki Kaisha (1 from 1 patent)


1 patent:

1. 4714543 - Method of treating brown coal for liquefaction

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12/6/2025
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