Inventor · disambiguated record

Masayoshi Ishikawa

Also filed as: ISHIKAWA MASAYOSHI

50 granted patents·16 pending applications·369 citations·filing 19892025

98Inventor score
Technology areasG06TH10PG06VG07CH05G
Files withHITACHI HIGH TECH CORP25HITACHI LTD10HAMAMATSU PHOTONICS KK5TOYOTA MOTOR CO LTD5HITACHI AUTOMOTIVE SYSTEMS LTD3

Top patents by PatentIndex Score

66 records

Showing the top 50 of 66 patent records by PatentIndex Score.

Join the waitlist — get patent alerts

Get an alert when Masayoshi Ishikawa files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →