Inventor · disambiguated record
Masaru Okada
Also filed as: KANAI SEIKICHI · OKADA MASARU · SHIMADA WATARU · SHIMDADA WATARU
18 granted patents·3 pending applications·274 citations·filing 1975–2021
94Inventor score
Top patents by PatentIndex Score
21 records- 0187US4164913ACombustion chamber for an internal combustion engine of direct injection typeKOMATSU MFG CO LTD·Filed 1977·Granted Aug 21, 1979·37 cites·7 claims
- 0278US4162389AWelding apparatusMITSUBISHI ELECTRIC CORP·Filed 1977·Granted Jul 24, 1979·24 cites·6 claims
- 0377US4792463AMethod of producing ferroelectric thin filmOKADA MASARU·Filed 1986·Granted Dec 20, 1988·40 cites·7 claims
- 0475US4221190ACombustion chamber for an internal combustion engine of direct injection typeKOMATSU MFG CO LTD·Filed 1979·Granted Sep 9, 1980·30 cites·4 claims
- 0562US5153077ACeramic-metal composite substrateMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Oct 6, 1992·31 cites·5 claims
- 0662US4289937ASpeaker with fine grain ferromagnetic material on center pole or ringMITSUBISHI ELECTRIC CORP·Filed 1979·Granted Sep 15, 1981·26 cites·6 claims
- 0759US4482821ASuperconductive logic circuitNIPPON TELEGRAPH & TELEPHONE·Filed 1981·Granted Nov 13, 1984·11 cites·29 claims
- 0858US5251803ACeramic-metal composite substrate and method for producing the sameMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Oct 12, 1993·27 cites·12 claims
- 0957US5919567AMagnetic headMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jul 6, 1999·13 cites·6 claims
- 1055US11870494B2Device for communication, communication device, communication method, device for charging, and computer readable storage mediumSOFTBANK CORP·Filed 2021·Granted Jan 9, 2024·0 cites·20 claims
- 1151US5309306AComplex magnetic headMITSUBISHI ELECTRIC CORP·Filed 1992·Granted May 3, 1994·8 cites·8 claims
- 1247US4177769ACombustion chamber for an internal combustion engine of direct injection typeKOMATSU MFG CO LTD·Filed 1977·Granted Dec 11, 1979·8 cites·3 claims
- 1347US2007195186A1Digital cameraFUJIFILM CORP·Filed 2007·Application pending·0 cites
- 1446US5477405APlural track head magnetic recording/reproducing arrangementMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Dec 19, 1995·8 cites·14 claims
- 1543US2006184875A1Browser program and content display deviceACCESS CO LTD·Filed 2004·Application pending·0 cites
- 1641US3975004AVacuum degassing apparatusSUMITOMO METAL IND·Filed 1975·Granted Aug 17, 1976·2 cites·5 claims
- 1738US2007035681A1Polarizing film, polarizing plate and liquid crystal display deviceOKADA MASARU·Filed 2004·Application pending·0 cites
- 1837US4152571ABrazing methodMITSUBISHI ELECTRIC CORP·Filed 1977·Granted May 1, 1979·4 cites·3 claims
- 1934US5806172AMethod for manufacturing a magnetic headMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Sep 15, 1998·2 cites·15 claims
- 2031US4385720AT-Shape joint and preparation thereofMITSUBISHI ELECTRIC CORP·Filed 1979·Granted May 31, 1983·2 cites·4 claims
- 2129US5661537AOphthalmic auxiliary instrument and ophthalmic system using the same instrumentNIKON CORP·Filed 1996·Granted Aug 26, 1997·1 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Masaru Okada 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 →