Inventor · disambiguated record
Fred M. Longstaff
Also filed as: LONGSTAFF FRED M
6 granted patents·137 citations·filing 1982–1987
85Inventor score
Technology areasH04L
Top patents by PatentIndex Score
6 records- 0166US4882726AFull duplex modem system for differing data bit ratesMOTOROLA CANADA LTD·Filed 1987·Granted Nov 21, 1989·34 cites·18 claims
- 0264US4514855AMeans and method for reduction of phase jitterESE LTD·Filed 1983·Granted Apr 30, 1985·27 cites·8 claims
- 0363US4630288AData transmission with block codingMOTOROLA CANADA LTD·Filed 1984·Granted Dec 16, 1986·24 cites·14 claims
- 0455US4731799AMeans and method for block encoding detection and decodingMOTOROLA CANADA LTD·Filed 1986·Granted Mar 15, 1988·22 cites·26 claims
- 0551US4733401ABlock coding into 24 coordinates and detection of transmitted signalsMOTOROLA CANADA LTD·Filed 1986·Granted Mar 22, 1988·19 cites·15 claims
- 0643US4538284ASignal structures with data encoding/decoding for QCM modulationsESE LTD·Filed 1982·Granted Aug 27, 1985·11 cites·31 claims
Join the waitlist — get patent alerts
Get an alert when Fred M. Longstaff 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 →