Inventor · disambiguated record
Ian R. Johnston
Also filed as: JOHNSTON IAN · JOHNSTON IAN R · JOHNSTON IAN R W · JOHNSTON IAN RONALD
5 granted patents·290 citations·filing 1980–2010
83Inventor score
Files withFOSTER JOHN S1INNOVATIVE MICRO TECHNOLOGY1JOHNSTON IAN R W1SURFACE TECHNOLOGY SYSTEMS LTD1VUTEK INC1
Top patents by PatentIndex Score
5 records- 0193US6187685B1Method and apparatus for etching a substrateSURFACE TECHNOLOGY SYSTEMS LTD·Filed 1999·Granted Feb 13, 2001·235 cites·19 claims
- 0289US7972683B2Wafer bonding material with embedded conductive particlesINNOVATIVE MICRO TECHNOLOGY·Filed 2007·Granted Jul 5, 2011·21 cites·20 claims
- 0372US8541735B2Inlaid optical material and method of manufactureFOSTER JOHN S·Filed 2010·Granted Sep 24, 2013·2 cites·17 claims
- 0471US6660103B1Cleaning process for ink jet printheadsVUTEK INC·Filed 2002·Granted Dec 9, 2003·18 cites·30 claims
- 0547US4340474AConverging flow filterJOHNSTON IAN R W·Filed 1980·Granted Jul 20, 1982·14 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Ian R. Johnston 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 →