Katja Hansen

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Dusseldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Optical articles and systems interacting with the same
- Patent number 12,169,748
- Issue date Dec 17, 2024
- Michael A. McCoy
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Personal protective equipment management system using optical patte...
- Patent number 11,682,185
- Issue date Jun 20, 2023
- 3M Innovative Properties Company
- Caroline M. Ylitalo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical articles and systems interacting with the same
- Patent number 11,651,179
- Issue date May 16, 2023
- 3M Innovative Properties Company
- Michael A. McCoy
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Personal protective equipment management system using optical patte...
- Patent number 11,314,971
- Issue date Apr 26, 2022
- 3M Innovative Properties Company
- Caroline M. Ylitalo
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ARTICLES AND SYSTEMS INTERACTING WITH THE SAME
- Publication number 20230306222
- Publication date Sep 28, 2023
- 3M Innovative Properties Company
- Michael A. McCoy
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PERSONAL PROTECTIVE EQUIPMENT MANAGEMENT SYSTEM USING OPTICAL PATTE...
- Publication number 20220215665
- Publication date Jul 7, 2022
- 3M Innovative Properties Company
- Caroline M. Ylitalo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PERSONAL PROTECTIVE EQUIPMENT MANAGEMENT SYSTEM USING OPTICAL PATTE...
- Publication number 20200279116
- Publication date Sep 3, 2020
- 3M Innovative Properties Company
- Caroline M. Ylitalo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical Articles And Systems Interacting With The Same
- Publication number 20190391304
- Publication date Dec 26, 2019
- 3M Innovative Properties Company
- Michael A. McCoy
- G06 - COMPUTING CALCULATING COUNTING