William D. Carpenter

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Tuam, IE

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Patents Grantslast 30 patents

Information Patent Grant
Demonstration device for photochromic lenses
- Patent number 12,217,623
- Issue date Feb 4, 2025
- Transitions Optical, Ltd.
- William D. Carpenter
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Photochromic Lens Demonstration Unit
- Publication number 20240210273
- Publication date Jun 27, 2024
- Transition Optical, Ltd.
- Christopher J. Baldy
- G01 - MEASURING TESTING
Information Patent Application
System for Marking a Coated Ophthalmic Lens
- Publication number 20230241849
- Publication date Aug 3, 2023
- Transitions Optical, Ltd.
- William D. Carpenter
- B24 - GRINDING POLISHING
Information Patent Application
Demonstration Device for Photochromic Lenses
- Publication number 20220122485
- Publication date Apr 21, 2022
- Transitions Optical, Ltd.
- William D. Carpenter
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS