David J. Dean

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Boston, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Bicycle light
- Patent number 12,208,851
- Issue date Jan 28, 2025
- Sinewave Inc.
- David Dean
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle light
- Patent number 11,433,965
- Issue date Sep 6, 2022
- David Dean
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Dynamically configurable audience response system
- Patent number 10,510,263
- Issue date Dec 17, 2019
- Boxlight Corporation
- Christopher M. Cacioppo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Bicycle Light
- Publication number 20220379988
- Publication date Dec 1, 2022
- Sinewave Inc.
- David Dean
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Bicycle Light
- Publication number 20190256160
- Publication date Aug 22, 2019
- Sinewave Inc.
- David Dean
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Removable Circuit Interrupter that Provides Circuit-Testing Capabil...
- Publication number 20130112539
- Publication date May 9, 2013
- SANFORD L.P.
- Christopher M. Cacioppo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DYNAMICALLY CONFIGURABLE AUDIENCE RESPONSE SYSTEM
- Publication number 20120295644
- Publication date Nov 22, 2012
- SANFORD, L.P.
- Christopher M. Cacioppo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dynamic Multiple Access Protocol for Use in an Audience Response Sy...
- Publication number 20110299428
- Publication date Dec 8, 2011
- SANFORD, L.P.
- Christopher M. Cacioppo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE