Donald E. Martin

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Smart helmet
- Patent number 11,166,512
- Issue date Nov 9, 2021
- Donald K Martin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Smart helmet
- Patent number 10,244,810
- Issue date Apr 2, 2019
- Donald K Martin
- A42 - HEADWEAR
Information Patent Grant
Support for plastic plant identifiers
- Patent number 8,286,379
- Issue date Oct 16, 2012
- Donald E. Martin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Smart Helmet
- Publication number 20220386731
- Publication date Dec 8, 2022
- Donald Martin
- A42 - HEADWEAR
Information Patent Application
Smart Helmet
- Publication number 20190166945
- Publication date Jun 6, 2019
- Donald K. Martin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Smart Helmet
- Publication number 20170295881
- Publication date Oct 19, 2017
- Donald K. Martin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Support for Plastic Plant Identifiers
- Publication number 20100223825
- Publication date Sep 9, 2010
- Donald E. Martin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS