Assignee
HAMAKAWA YOSHIHIRO
JP·8 granted patents·171 citations·filing 1980–1986
Top patents by PatentIndex Score
8 records- 0185US4388482AHigh-voltage photovoltaic cell having a heterojunction of amorphous semiconductor and amorphous siliconHAMAKAWA YOSHIHIRO·Filed 1981·Granted Jun 14, 1983·49 cites·13 claims
- 0278US4410559AMethod of forming amorphous silicon filmsHAMAKAWA YOSHIHIRO·Filed 1981·Granted Oct 18, 1983·30 cites·9 claims
- 0378US4271328APhotovoltaic deviceHAMAKAWA YOSHIHIRO·Filed 1980·Granted Jun 2, 1981·34 cites·19 claims
- 0470US4385200APhotovoltaic cell having a hetero junction of amorphous silicon carbide and amorphous siliconHAMAKAWA YOSHIHIRO·Filed 1982·Granted May 24, 1983·22 cites·6 claims
- 0568US4385199APhotovoltaic cell having a hetero junction of amorphous silicon carbide and amorphous siliconHAMAKAWA YOSHIHIRO·Filed 1981·Granted May 24, 1983·20 cites·6 claims
- 0641US4735396ASubstrate for manufacturing single crystal thin filmsHAMAKAWA YOSHIHIRO·Filed 1985·Granted Apr 5, 1988·6 cites·2 claims
- 0740US4717630ASubstrate for manufacturing single crystal thin filmsHAMAKAWA YOSHIHIRO·Filed 1986·Granted Jan 5, 1988·6 cites·1 claims
- 0835US4758399ASubstrate for manufacturing single crystal thin filmsHAMAKAWA YOSHIHIRO·Filed 1986·Granted Jul 19, 1988·4 cites·1 claims
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