Inventor
NAGAHARA YOSHIYUKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “NAGAHARA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
7 patentsUS4737197AApr 12, 1988
Solar cell with metal paste contact
SHARP KK88 citations95
US5128922AJul 7, 1992
Optical disk with glass substrate and method of producing same
SHARP KK38 citations92
US5079113AJan 7, 1992
Photo-mask
SHARP KK20 citations82
US5403683AApr 4, 1995
Photo-mask
SHARP KK10 citations74
US5260150ANov 9, 1993
Photo-mask with light shielding film buried in substrate
SHARP KK6 citations74
US5112727AMay 12, 1992
Method of and photomask for manufacturing optical memory element
SHARP KK7 citations74
US4946730AAug 7, 1990
Method of and photomask for manufacturing optical memory element
SHARP KK5 citations74