SERA SOLAR CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4963500 Method of monitoring semiconductor manufacturing processes and test sample thereforExpiredFeb 02, 88Oct 16, 90[H01L]
4824489 Ultra-thin solar cell and methodExpiredFeb 02, 88Apr 25, 89[H01L]
4764439 Photoelectrochemical cellExpiredJul 05, 84Aug 16, 88[H01M]
4612408 Electrically isolated semiconductor integrated photodiode circuits and methodExpiredOct 22, 84Sep 16, 86[H01L]
4539431 Pulse anneal method for solar cellExpiredJun 06, 83Sep 03, 85[H01L]
4490573 Solar cellsExpiredMay 20, 81Dec 25, 84[H01L]
4459343 Nonaqueous electrolyte photoelectrochemical cellExpiredDec 20, 82Jul 10, 84[H01M]
4434318 Solar cells and methodExpiredMar 25, 81Feb 28, 84[H01L]
4270018 Amorphous solar cellsExpiredDec 26, 79May 26, 81[H01L]
4219830 Semiconductor solar cellExpiredJun 19, 78Aug 26, 80[H01L]

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