Inventor · disambiguated record

Leonard Colebourne

Also filed as: COLEBOURNE LEONARD

2 granted patents·378 citations·filing 1986–1986

73Inventor score

Files withPLESSEY OVERSEAS2

Top patents by PatentIndex Score

2 records

0193USD305422SThree keypad pushbutton set for telecommunications instrumentsPLESSEY OVERSEAS·Filed 1986·Granted Jan 9, 1990·194 cites·1 claims
0293USD299718SKeypad for telecommunications instrumentsPLESSEY OVERSEAS·Filed 1986·Granted Feb 7, 1989·184 cites·1 claims

Join the waitlist — get patent alerts

Get an alert when Leonard Colebourne 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 →