Growing community of inventors

Mishima, Japan

Masaharu Koyabu

Average Co-Inventor Count = 4.86

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 = 9

Masaharu KoyabuKoji Wakio (2 patents)Masaharu KoyabuHiroyuki Suzuki (1 patent)Masaharu KoyabuToshihiro Nishimura (1 patent)Masaharu KoyabuKazuo Mineno (1 patent)Masaharu KoyabuIchiro Watanabe (1 patent)Masaharu KoyabuHajime Shimizu (1 patent)Masaharu KoyabuToshiya Hanamori (1 patent)Masaharu KoyabuTsuneichi Yoshizawa (1 patent)Masaharu KoyabuHideki Okamoto (1 patent)Masaharu KoyabuMasashi Yamamoto (1 patent)Masaharu KoyabuYoshinori Tanabe (1 patent)Masaharu KoyabuMasaharu Koyabu (3 patents)Koji WakioKoji Wakio (6 patents)Hiroyuki SuzukiHiroyuki Suzuki (133 patents)Toshihiro NishimuraToshihiro Nishimura (20 patents)Kazuo MinenoKazuo Mineno (19 patents)Ichiro WatanabeIchiro Watanabe (19 patents)Hajime ShimizuHajime Shimizu (5 patents)Toshiya HanamoriToshiya Hanamori (3 patents)Tsuneichi YoshizawaTsuneichi Yoshizawa (2 patents)Hideki OkamotoHideki Okamoto (2 patents)Masashi YamamotoMasashi Yamamoto (1 patent)Yoshinori TanabeYoshinori Tanabe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (3 from 39,237 patents)


3 patents:

1. 9098360 - Program, information processing apparatus, and event processing method

2. 7194524 - Information processing system, information disclosing server, and portal server

3. 6026333 - Data utilizing system

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as of
12/17/2025
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