Inventor · disambiguated record
Koichi Sudo
Also filed as: SUDO KOICHI
9 granted patents·219 citations·filing 1989–1999
90Inventor score
Top patents by PatentIndex Score
9 records- 0182US5838381AImage display apparatus capable of displaying personal computer signals and television signal by conversion into a signal of a higher number of pixelsHITACHI LTD·Filed 1996·Granted Nov 17, 1998·69 cites·10 claims
- 0273US6195132B1Noise reduction signal processing circuit and display apparatusHITACHI LTD·Filed 1999·Granted Feb 27, 2001·44 cites·20 claims
- 0370US6344857B1Gamma correction circuitHITACHI LTD·Filed 1999·Granted Feb 5, 2002·37 cites·21 claims
- 0468US5160675ASputtering target for producing electroconductive transparent films and process for manufacture thereofTOSOH CORP·Filed 1989·Granted Nov 3, 1992·30 cites·7 claims
- 0559US6151079AImage display apparatus having a circuit for magnifying and processing a picture image in accordance with the type of image signalHITACHI LTD·Filed 1999·Granted Nov 21, 2000·19 cites·12 claims
- 0643US5139737ASteel for plastics molds superior in weldabilityDAIDO STEEL CO LTD·Filed 1990·Granted Aug 18, 1992·7 cites·12 claims
- 0737US5953075AVideo signal processing apparatus with means for magnifying and processing a picture image correspondingly to video signalsHITACHI LTD·Filed 1997·Granted Sep 14, 1999·5 cites·10 claims
- 0833US6078702AImage display apparatusHITACHI LTD·Filed 1997·Granted Jun 20, 2000·3 cites·16 claims
- 0933US5306568AHigh Young's modulus materials and surface-coated tool members using the sameDAIDO STEEL CO LTD·Filed 1992·Granted Apr 26, 1994·5 cites·13 claims
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