Inventor · disambiguated record
John A. Langan
Also filed as: LANGAN JOHN A · LANGAN JOHN ADOLPHE
11 granted patents·320 citations·filing 1987–1999
92Inventor score
Files withMOTOROLA INC11
Top patents by PatentIndex Score
11 records- 0183US5151986AMicrocomputer with on-board chip selects and programmable bus stretchingMOTOROLA INC·Filed 1987·Granted Sep 29, 1992·81 cites·10 claims
- 0281US5761489AMethod and apparatus for scan testing with extended test vector storage in a multi-purpose memory systemMOTOROLA INC·Filed 1995·Granted Jun 2, 1998·59 cites·8 claims
- 0366US5619687AQueue system having a time-out feature and method thereforMOTOROLA INC·Filed 1994·Granted Apr 8, 1997·46 cites·15 claims
- 0461US5293628AData processing system which generates a waveform with improved pulse width resolutionMOTOROLA INC·Filed 1991·Granted Mar 8, 1994·43 cites·20 claims
- 0553US5778444AMethod and apparatus for reset-sensitive and controlled register write accesses in a data processing system with user and test modesMOTOROLA INC·Filed 1996·Granted Jul 7, 1998·39 cites·19 claims
- 0643US6230238B1Method and apparatus for accessing misaligned data from memory in an efficient mannerMOTOROLA INC·Filed 1999·Granted May 8, 2001·15 cites·15 claims
- 0743US5233573ADigital data processor including apparatus for collecting time-related informationMOTOROLA INC·Filed 1992·Granted Aug 3, 1993·16 cites·24 claims
- 0831US5386534AData processing system for generating symmetrical range of addresses of instructing-address-value with the use of inverting sign valueMOTOROLA INC·Filed 1992·Granted Jan 31, 1995·4 cites·11 claims
- 0931US5301335ARegister with selective wait featureMOTOROLA INC·Filed 1992·Granted Apr 5, 1994·6 cites·16 claims
- 1030US5640548AMethod and apparatus for unstacking registers in a data processing systemMOTOROLA INC·Filed 1992·Granted Jun 17, 1997·5 cites·23 claims
- 1126US6058463APaged memory data processing system with overlaid memory control registersMOTOROLA INC·Filed 1998·Granted May 2, 2000·6 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →