Growing community of inventors

Saitama, Japan

Hiroya Ishikawa

Average Co-Inventor Count = 7.00

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

Hiroya Ishikawa ↔ Toshimasa Tsuda (1 patent)Hiroya Ishikawa ↔ Hiroyuki Sasaki (1 patent)Hiroya Ishikawa ↔ Tomotaka Kuroda (1 patent)Hiroya Ishikawa ↔ Makoto Hatano (1 patent)Hiroya Ishikawa ↔ Kenichi Kikuchi (1 patent)Hiroya Ishikawa ↔ Daisuke Nishiyama (1 patent)Hiroya IshikawaHiroya Ishikawa (1 patent)Toshimasa TsudaToshimasa Tsuda (13 patents)Hiroyuki SasakiHiroyuki Sasaki (10 patents)Tomotaka KurodaTomotaka Kuroda (6 patents)Makoto HatanoMakoto Hatano (6 patents)Kenichi KikuchiKenichi Kikuchi (5 patents)Daisuke NishiyamaDaisuke Nishiyama (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nihon Dempa Kogyo Co., Ltd. (1 from 631 patents)


1 patent:

1. 10507552 - Solder material and electronic component

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1/5/2026
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