This inventor holds 33 USPTO granted patents and 5 published patent applications, plus 1 CIPO patent and 7 EPO patents, primarily in Bearing Technology. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Nsk Corporation, Mitsubishi Electric Corporation. Active years: 1988-2025.
Location History:
- Yokohama, JP (1991)
- Kamakura, JP (1995)
- Hyogo, JP (1996 - 1998)
- Chofu, JP (2016)
- Chiyoda-ku, JP (2017)
- Fujisawa, JP (2007 - 2018)
- Aichi-ken, JP (2018)
- Kanagawa, JP (1994 - 2019)
- Tokyo, JP (1988 - 2023)
Company Filing History:
9 out of 21,351 
7 out of 2,466 
4 out of 16,586 
Years Active: 1988-2025
Areas of Expertise:
Title: Hiroaki Ishikawa - Innovative Inventor from Tokyo
Introduction: Hiroaki Ishikawa is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.
Latest Patents: Hiroaki Ishikawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous innovation and forward-thinking approach.
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