John B. MacDonald — 13 Patents at AT&T

John B. MacDonald has been granted 13 US patents while listed as an inventor at AT&T. The first was granted in 1980 and the most recent in October 2000. John B. MacDonald ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list John B. MacDonald in Boston, MA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6137116	Optical probe for scanning surfaces within constricted spaces	Israel Amir, Kenneth H. Billingham, Dennis J. Fitch, Frank Higgins, Frank Joseph Krainaker	2000-10-24	$31,762,000
5434403	Method and apparatus for reading bar codes with a television camera	Israel Amir, Frank Higgins	1995-07-18
5213312	Barrier system and barrier units therefor	—	1993-05-25
4697175	Lightpen control circuit	—	1987-09-29
4695103	Diskette holder	David E. McLinn	1987-09-22
D277465	Portable emergency alarm transmitter	—	1985-02-05
D270731	Portable data terminal	Jack E. Schenkel	1983-09-27
4365305	Vector generator for computer graphics	John K. Patberg, Jaan Raamot	1982-12-21	$19,521,000
D263120	Powder dispenser	Gregory Fossella, Michael J. Mercandante	1982-02-23
D262401	ECG Tape playback/recorder/monitor/analyzer system	Richard A. Hawes, Michael L. Sokol	1981-12-22
D257253	Terminal	Gregory Fossella, Michael J. Mercadante	1980-10-07
D255236	Floppy disk enclosure	Bruce B. Campbell	1980-06-03
D255116	Portable programmer for programmable controller	Michael J. Mercadante	1980-05-27

John B. MacDonald — 13 Patents

Issued Patents All Time

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