EL

Edward Letts

SM Sixpoint Materials: 4 patents #2 of 5Top 40%
SC Seoul Semiconductor Co.: 1 patents #22 of 63Top 35%
Overall (2018): #46,227 of 503,207Top 10%
4
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10161059 Group III nitride bulk crystals and their fabrication method Tadao Hashimoto 2018-12-25
10087548 High-pressure vessel for growing group III nitride crystals and method of growing group III nitride crystals using high-pressure vessel and group III nitride crystal Tadao Hashimoto, Masanori Ikari 2018-10-02
9985102 Methods for producing improved crystallinity group III-nitride crystals from initial group III-nitride seed by ammonothermal growth Tadao Hashimoto, Masanori Ikari 2018-05-29
9909230 Seed selection and growth methods for reduced-crack group III nitride bulk crystals Tadao Hashimoto, Daryl Key 2018-03-06