Inventor · disambiguated record

Frans Johan Janssen

Also filed as: JANSSEN FRANS JOHAN JOSEPH GER

0 granted patents·1 pending application·0 citations·filing 2001–2001

Technology areasC10K
Files withKEMA NV1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when Frans Johan Janssen 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 →