Inventor · disambiguated record
Kyoji Tachikawa
Also filed as: ITOH KIKUO · TACHIKAWA KYOJI
23 granted patents·240 citations·filing 1975–2018
96Inventor score
Files withNAT RES INST METALS14KOBE STEEL LTD2MINOLTA CAMERA KK2NAT INST MATERIALS SCIENCE1NISCA CORP1
Top patents by PatentIndex Score
23 records- 0187US7459030B2Manufacturing method of Nb3Sn superconductive wire using powder techniqueKOBE STEEL LTD·Filed 2005·Granted Dec 2, 2008·7 cites·9 claims
- 0283US4224087AMethod for producing Nb3 Sn superconductorNAT RES INST METALS·Filed 1979·Granted Sep 23, 1980·39 cites·5 claims
- 0377US7459031B2Method for producing Nb3Sn superconductive wire material using powder processKOBE STEEL LTD·Filed 2005·Granted Dec 2, 2008·5 cites·2 claims
- 0469US4767470AProcess for producing Ti-containing Nb3 Sn composite superconductorNAT RES INST METALS·Filed 1987·Granted Aug 30, 1988·24 cites·10 claims
- 0566US4435228AProcess for producing NB3 SN superconducting wiresNAT RES INST METALS·Filed 1983·Granted Mar 6, 1984·21 cites·8 claims
- 0660US4746373AMethod of manufacturing compound superconductorsTOSHIBA KK·Filed 1986·Granted May 24, 1988·19 cites·51 claims
- 0758US4385942AMethod for producing Nb3 Sn superconductorsNAT RES INST METALS·Filed 1981·Granted May 31, 1983·14 cites·3 claims
- 0855US4419145AProcess for producing Nb3 Sn superconductorNAT RES INST METALS·Filed 1982·Granted Dec 6, 1983·15 cites·8 claims
- 0954US4341572AMethod for producing Nb3 Sn superconductorsNAT RES INST METALS·Filed 1980·Granted Jul 27, 1982·14 cites·2 claims
- 1049US11476017B2Method for producing Nb3Sn superconducting wire, precursor for Nb3Sn superconducting wire, and Nb3Sn superconducting wire using sameNAT INST MATERIALS SCIENCE·Filed 2018·Granted Oct 18, 2022·0 cites·7 claims
- 1147US4814793AFilm handling means for a laser recorderMINOLTA CAMERA KK·Filed 1987·Granted Mar 21, 1989·11 cites·11 claims
- 1247US4323402AMethod for producing superconducting Nb3 Sn wiresNAT RES INST METALS·Filed 1981·Granted Apr 6, 1982·11 cites·3 claims
- 1344US4958169AFilm handling for a laser recorderMINOLTA CAMERA KK·Filed 1988·Granted Sep 18, 1990·8 cites·6 claims
- 1441US5837941ASuperconductor wireUNIV TOKAI·Filed 1994·Granted Nov 17, 1998·8 cites·12 claims
- 1540US4729801AProcess for producing superconducting compound tape or wire material by electron beam irradiationNAT RES INST METALS·Filed 1986·Granted Mar 8, 1988·8 cites·11 claims
- 1639US4094059AMethod for producing composite superconductorsNAT RES INST METALS·Filed 1975·Granted Jun 13, 1978·5 cites·17 claims
- 1737US6313930B1Optical image reading deviceNISCA CORP·Filed 1997·Granted Nov 6, 2001·6 cites·16 claims
- 1837US4508578AMethod of manufacturing fine filamentary Nb-Ti based alloy superconducting wireNAT RES INST METALS·Filed 1983·Granted Apr 2, 1985·5 cites·12 claims
- 1935US4664933AProcess for production of A-15 type superconductor compoundNAT RES INST METALS·Filed 1985·Granted May 12, 1987·5 cites·5 claims
- 2034US5200389AMethod for manufacturing an oxide superconducting articleTOKAI UNIVERSITY JURIDICIAL FO·Filed 1991·Granted Apr 6, 1993·6 cites·11 claims
- 2134US4321749AMethod for producing superconductorsNAT RES INST METALS·Filed 1979·Granted Mar 30, 1982·4 cites·14 claims
- 2233US4153986AMethod for producing composite superconductorsNAT RES INST METALS·Filed 1977·Granted May 15, 1979·3 cites·21 claims
- 2331US4274889AMethod for producing superconductorsNAT RES INST METALS·Filed 1980·Granted Jun 23, 1981·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →