Inventor · disambiguated record

William O'Callaghan

Also filed as: MECATTI GIANFRANCO · O'CALLAGHAN WILLIAM

3 granted patents·58 citations·filing 19781986

73Inventor score
Technology areasD21HC05G
Files withPT CHEMICALS LTD2HERCULES POWDER CO LTD1

Top patents by PatentIndex Score

3 records

Join the waitlist — get patent alerts

Get an alert when William O'Callaghan 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 →