Inventor · disambiguated record
Mitsuru Fujiwara
Also filed as: FUJIWARA MITSURU
14 granted patents·1 pending application·287 citations·filing 1980–2023
94Inventor score
Top patents by PatentIndex Score
15 records- 0191US7399297B2Skin care device for taking out and removing sebum or other cutaneous impuritiesMATSUSHITA ELECTRIC WORKS LTD·Filed 2005·Granted Jul 15, 2008·28 cites·14 claims
- 0282US4770615AScrew compressor with scavenging portHITACHI LTD·Filed 1986·Granted Sep 13, 1988·32 cites·10 claims
- 0379US5314321AScrew-type rotary fluid machine including rotors having treated surfacesHITACHI LTD·Filed 1992·Granted May 24, 1994·39 cites·4 claims
- 0479US4560333AScrew compressorHITACHI LTD·Filed 1984·Granted Dec 24, 1985·32 cites·10 claims
- 0569US5223052AMethod of treating surfaces of rotors of the screw type rotary machineHITACHI LTD·Filed 1991·Granted Jun 29, 1993·27 cites·8 claims
- 0667US5082427AScrew compressing apparatus, rotor temperature control apparatus for screw compressing apparatus and operating control apparatus for screw compressing apparatusHITACHI LTD·Filed 1990·Granted Jan 21, 1992·24 cites·4 claims
- 0761US2025187025A1Electrostatic spraying deviceKAO CORP·Filed 2023·Application pending·0 cites
- 0857US4401420AMale and female screw rotor assembly with specific tooth flanksHITACHI LTD·Filed 1980·Granted Aug 30, 1983·15 cites·11 claims
- 0956US4963079AScrew fluid machine with high efficiency bore shapeHITACHI LTD·Filed 1987·Granted Oct 16, 1990·15 cites·5 claims
- 1054US4492546ARotor tooth form for a screw rotor machineHITACHI LTD·Filed 1982·Granted Jan 8, 1985·14 cites·7 claims
- 1154US4475878AScrew rotor with tooth form produced by thermal deformation and gear backlashHITACHI LTD·Filed 1982·Granted Oct 9, 1984·14 cites·12 claims
- 1251US9491999B2Mist generator devicePANASONIC CORP·Filed 2014·Granted Nov 15, 2016·0 cites·5 claims
- 1351US4812837ALC display device with both positive and negative image display modesSHARP KK·Filed 1988·Granted Mar 14, 1989·14 cites·3 claims
- 1450US5459389ADual-charging system for a portable electric applianceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Oct 17, 1995·24 cites·9 claims
- 1544US4406602AScrew rotor with specific tooth profileHITACHI LTD·Filed 1981·Granted Sep 27, 1983·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →