Inventor · disambiguated record
Masaharu Katayama
Also filed as: KATAYAMA MASAHARU
11 granted patents·196 citations·filing 1976–2006
91Inventor score
Technology areasF24C
Files withSANYO ELECTRIC CO5MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4TOSHIBA GLASS COMPANY LTD1TOSHIBA KK1
Top patents by PatentIndex Score
11 records- 0191USD435945SVacuum cleanerSANYO ELECTRIC CO·Filed 1999·Granted Jan 2, 2001·42 cites·1 claims
- 0285US5698128AMicrowave oven with a projection for uniform heating within the cavitySANYO ELECTRIC CO·Filed 1995·Granted Dec 16, 1997·61 cites·28 claims
- 0379USD314049SBiochemical analyzerTOSHIBA KK·Filed 1987·Granted Jan 22, 1991·18 cites·1 claims
- 0478USD289157SCombined video tape recorder and video cameraMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Apr 7, 1987·16 cites·1 claims
- 0574USD268333SThermometerTOSHIBA GLASS COMPANY LTD·Filed 1980·Granted Mar 22, 1983·19 cites·1 claims
- 0666USD245418SVideo tape recorder cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1976·Granted Aug 16, 1977·8 cites·1 claims
- 0763USD260647SCamera for video tape recorderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted Sep 8, 1981·7 cites·1 claims
- 0851USD295139SHand held can openerSANYO ELECTRIC CO·Filed 1985·Granted Apr 12, 1988·6 cites·1 claims
- 0951USD291433SCradle for a combined video camera and tape recorderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Aug 18, 1987·5 cites·1 claims
- 1049USD553126SMobile phoneSANYO ELECTRIC CO·Filed 2006·Granted Oct 16, 2007·7 cites·1 claims
- 1149USD538249SMobile phoneSANYO ELECTRIC CO·Filed 2005·Granted Mar 13, 2007·7 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Masaharu Katayama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →