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(11)

EP 3 682 489 A2

(12)

(88) Date of publication A3: 06.06.2019 (43) Date of publication: 22.07.2020 Bulletin 2020/30 (21) Application number: 18866448.6 (22) Date of filing: 14.09.2018

(51) International Patent Classification (IPC):  H01L 51/00(2006.01) H01L 51/44(2006.01) H01L 51/42(2006.01) (86) International application number: PCT/US2018/051245 (87) International publication number: WO 2019/074616 (18.04.2019 Gazette 2019/16)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 15.09.2017 US 201762559407 P (71) Applicant: Energy Everywhere, Inc. Berkeley, California 94966 (US)	(72) Inventors: GOVAERTS, Alex Berkeley California 94966 (US) ROBINSON, Matthew Berkeley California 94966 (US) (74) Representative: Diehl & Partner GbR  Patentanwälte Erika-Mann-Strasse 9 80636 München 80636 München (DE)