Inventor · disambiguated record

Geoffrey Peter Johnstone

Also filed as: JOHNSTONE GEOFFREY PETER

2 granted patents·95 citations·filing 2000–2006

68Inventor score

Technology areasE21C E21D

Files withODYSSEY TECHNOLOGY PTY LTD2

Top patents by PatentIndex Score

2 records

0187US7182407B1Rock boring device with an oscillating and nutating rotary disc cutterODYSSEY TECHNOLOGY PTY LTD·Filed 2000·Granted Feb 27, 2007·75 cites·47 claims
0281US7431402B2Rock boring deviceODYSSEY TECHNOLOGY PTY LTD·Filed 2006·Granted Oct 7, 2008·20 cites·21 claims

Join the waitlist — get patent alerts

Get an alert when Geoffrey Peter Johnstone 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 →