Patents
| First sol-gel patent:
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D. Avnir, R. Reisfeld and D. Levy "Glasses Having Luminescent Photochromic and Other Optical Properties, Processes for the Preparation Thereof and Products Produced Therewith", Israel Patent Application 69794, 23.9.1983, abandoned. |
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| US patents office: | |
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“https://patents.justia.com/inventor/david-avnir” |
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| European patent office: | |
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https://worldwide.espacenet.com/searchResults?compact=false&page=0&ST=quick&sf=q&IA=Avnir+david&rnd=1561636123073&bookmarkedResults=true&locale=en_ep&PGS=10&DB=EPODOC
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