Inventor · disambiguated record
Sunao Matsubara
Also filed as: MATSUBARA SUNAO
6 granted patents·173 citations·filing 1985–2000
85Inventor score
Top patents by PatentIndex Score
6 records- 0178US5815396AVacuum processing device and film forming device and method using sameHITACHI LTD·Filed 1995·Granted Sep 29, 1998·51 cites·48 claims
- 0274US5707500AVacuum processing equipment, film coating equipment and deposition methodHITACHI LTD·Filed 1995·Granted Jan 13, 1998·45 cites·9 claims
- 0373US6180020B1Polishing method and apparatusHITACHI LTD·Filed 1995·Granted Jan 30, 2001·46 cites·24 claims
- 0471US6478977B1Polishing method and apparatusHITACHI LTD·Filed 2000·Granted Nov 12, 2002·15 cites·12 claims
- 0551US4721535ASolar cellAGENCY IND SCIENCE TECHN·Filed 1986·Granted Jan 26, 1988·14 cites·1 claims
- 0631US4642412APhoto-electronic conversion apparatus with light pattern discriminatorHITACHI LTD·Filed 1985·Granted Feb 10, 1987·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →