Inventor · disambiguated record

Henri Visser

Also filed as: VISSER HENRI

2 granted patents·0 citations·filing 2017–2018

23Inventor score

Technology areasE21D

Files withEPIROC DRILLING TOOLS AB1 NCM INNOVATIONS (PTY) LTD1

Top patents by PatentIndex Score

2 records

0138US10858937B2Adapted rock bolt with improved installation propertiesEPIROC DRILLING TOOLS AB·Filed 2017·Granted Dec 8, 2020·0 cites·17 claims
0237US11215053B2Adapted grout delivery sleeveNCM INNOVATIONS PTY LTD·Filed 2018·Granted Jan 4, 2022·0 cites·10 claims

Join the waitlist — get patent alerts

Get an alert when Henri Visser 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 →