Inventor · disambiguated record

Stephen R. Black

Also filed as: BLACK STEPHEN R · BLACK STEPHEN READ

2 granted patents·10 citations·filing 1976–1976

54Inventor score

Technology areasH03K H03M

Files withMOTOROLA INC2

Top patents by PatentIndex Score

2 records

0149US4124844AAnalog to digital converter having a high speed subtraction circuitMOTOROLA INC·Filed 1976·Granted Nov 7, 1978·8 cites·3 claims
0226US4051387AHigh speed ecl one-shot multivibratorMOTOROLA INC·Filed 1976·Granted Sep 27, 1977·2 cites·9 claims

Join the waitlist — get patent alerts

Get an alert when Stephen R. Black 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 →