Growing community of inventors

Tokyo, Japan

Ryuichi Hirota

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 = 7

Ryuichi Hirota ↔ Hisashi Kakuta (1 patent)Ryuichi Hirota ↔ Kenichi Shimizu (1 patent)Ryuichi Hirota ↔ Mitsuaki Narita (1 patent)Ryuichi Hirota ↔ Ryoichi Kanno (1 patent)Ryuichi Hirota ↔ Shigetado Motoba (1 patent)Ryuichi HirotaRyuichi Hirota (1 patent)Hisashi KakutaHisashi Kakuta (2 patents)Kenichi ShimizuKenichi Shimizu (2 patents)Mitsuaki NaritaMitsuaki Narita (1 patent)Ryoichi KannoRyoichi Kanno (1 patent)Shigetado MotobaShigetado Motoba (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Glass Company, Limited (1 from 2,560 patents)

2. Mitsubishi Kakoki Kaisha Ltd. (1 from 11 patents)


1 patent:

1. 3944650 - Process for removing oxides of sulfur, dust and mist from combustion

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as of
12/11/2025
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