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Trademarks = 4

Forward Citations = 553

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5 inventors (with patents filed for the assignee):

David H Griesinger (6 out of 16 patents)

Michael Levy (6 out of 16 patents)

William P Porter (1 out of 2 patents)

4. Kiran Gandhi (1 out of 1 patent)

5. Rick McKay (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 5870480 - Multichannel active matrix encoder and decoder with maximum lateral (1999-02-09),

2. 5796844 - Multichannel active matrix sound reproduction with maximum lateral (1998-08-18),

3. 5161197 - Acoustic analysis (1992-11-03),

4. 5136650 - Sound reproduction (1992-08-04),

5. 5109419 - Electroacoustic system (1992-04-28),

6. 4862502 - Sound reproduction (1989-08-29),

7. 4366873 - Electronic scale for use in a weight control program (1983-01-04),

8. D258655 - Keyboard and display unit for an information retrieval device or similar (1981-03-24),

9. D258654 - Design for an information retrieval device or similar article (1981-03-24),

10. D257345 - Plug-in memory module cartridge for electronic translator, calculator (1980-10-14),

11. 4218760 - Electronic dictionary with plug-in module intelligence (1980-08-19),

12. 4158236 - Electronic dictionary and language interpreter (1979-06-12),

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USPTO Data Jan 1 1976 - Sep 15 2026

12 Patents

#117 in Waltham, MA

#1,543 in Massachusetts

#25,496 in US

#48,036 in the World

Waltham, MA, United States of America

Lexicon, Inc.