Inventor · disambiguated record
Hidehiko Maehata
Also filed as: MAEHATA HIDEHIKO
23 granted patents·295 citations·filing 1980–2005
96Inventor score
Files withHITACHI SHIPBUILDING ENG CO23
Top patents by PatentIndex Score
23 records- 0193US6365857B1Plastics sorting apparatusHITACHI SHIPBUILDING ENG CO·Filed 1999·Granted Apr 2, 2002·65 cites·4 claims
- 0280US6903294B1Apparatus for separating plastic chipsHITACHI SHIPBUILDING ENG CO·Filed 2000·Granted Jun 7, 2005·27 cites·7 claims
- 0380US6720514B1Plastic sorterHITACHI SHIPBUILDING ENG CO·Filed 2000·Granted Apr 13, 2004·18 cites·4 claims
- 0480US4294673AMethod of mirror-finishing a cylindrical workpieceHITACHI SHIPBUILDING ENG CO·Filed 1980·Granted Oct 13, 1981·17 cites·2 claims
- 0577US6467628B1Plastic chip separatorHITACHI SHIPBUILDING ENG CO·Filed 2000·Granted Oct 22, 2002·15 cites·3 claims
- 0676US6145934ADischarge destroying method, discharge destroying device and method of manufacturing the sameHITACHI SHIPBUILDING ENG CO·Filed 1996·Granted Nov 14, 2000·35 cites·6 claims
- 0773US6283555B1Plasma blasting with coaxial electrodesHITACHI SHIPBUILDING ENG CO·Filed 2000·Granted Sep 4, 2001·24 cites·7 claims
- 0858US4421624AApparatus for continuously processing a band-shape materialHITACHI SHIPBUILDING ENG CO·Filed 1981·Granted Dec 20, 1983·10 cites·10 claims
- 0951US6271492B1Frictional charging deviceHITACHI SHIPBUILDING ENG CO·Filed 1999·Granted Aug 7, 2001·14 cites·8 claims
- 1050US6774332B2Composite separatorHITACHI SHIPBUILDING ENG CO·Filed 2001·Granted Aug 10, 2004·5 cites·4 claims
- 1145US6426474B1Method and apparatus for separating plasticHITACHI SHIPBUILDING ENG CO·Filed 1999·Granted Jul 30, 2002·11 cites·2 claims
- 1245US6415929B1Method of separating plasticHITACHI SHIPBUILDING ENG CO·Filed 1999·Granted Jul 9, 2002·11 cites·5 claims
- 1344US7544283B2Method and apparatus for removing thin metal filmsHITACHI SHIPBUILDING ENG CO·Filed 2005·Granted Jun 9, 2009·0 cites·10 claims
- 1440US6431074B2Blasting apparatus, blasting method and retainer member used for the blasting methodHITACHI SHIPBUILDING ENG CO·Filed 2001·Granted Aug 13, 2002·0 cites·10 claims
- 1537US4469572AMethod of continuously processing a band-shape materialHITACHI SHIPBUILDING ENG CO·Filed 1981·Granted Sep 4, 1984·3 cites·1 claims
- 1637US4328083AApparatus for mirror-finishing a cylindricalHITACHI SHIPBUILDING ENG CO·Filed 1980·Granted May 4, 1982·4 cites·6 claims
- 1736US5078542AApparatus to prevent the entrance of aquatic species into the intake watercourseHITACHI SHIPBUILDING ENG CO·Filed 1991·Granted Jan 7, 1992·8 cites·1 claims
- 1834US6357390B1Electric screen deviceHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted Mar 19, 2002·8 cites·2 claims
- 1934US6318268B1Demolishing apparatus using discharge impulseHITACHI SHIPBUILDING ENG CO·Filed 1997·Granted Nov 20, 2001·7 cites·12 claims
- 2033US6389973B1Blasting apparatus and blasting methodHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted May 21, 2002·4 cites·2 claims
- 2132US6298785B1Blasting apparatusHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted Oct 9, 2001·3 cites·5 claims
- 2230US6408761B1Blasting apparatusHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted Jun 25, 2002·5 cites·1 claims
- 2330US6279477B1Destroying apparatus and method, and holding member for use in that methodHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted Aug 28, 2001·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →