Inventor · disambiguated record
Tomoyoshi Okita
Also filed as: OKITA TOMOYOSHI
26 granted patents·319 citations·filing 1978–1995
97Inventor score
Files withNIPPON KOKAN KK26
Top patents by PatentIndex Score
26 records- 0188US4184898AMethod of manufacturing high strength low alloys steel plates with superior low temperature toughnessNIPPON KOKAN KK·Filed 1978·Granted Jan 22, 1980·27 cites·7 claims
- 0285US5127965AFe-ni alloy sheet for shadow mask and method for manufacturing sameNIPPON KOKAN KK·Filed 1991·Granted Jul 7, 1992·26 cites·6 claims
- 0382US5234512AFe-ni alloy sheet for shadow mask, excellent in etching pierceability, preventing sticking during annealing, and inhibiting production of gasesNIPPON KOKAN KK·Filed 1991·Granted Aug 10, 1993·24 cites·7 claims
- 0481US5496514AStainless steel sheet and method for producing thereofNIPPON KOKAN KK·Filed 1994·Granted Mar 5, 1996·25 cites·20 claims
- 0569US5308723AThin metallic sheet for shadow maskNIPPON KOKAN KK·Filed 1993·Granted May 3, 1994·20 cites·16 claims
- 0667US5314549AHigh strength and high toughness stainless steel sheet and method for producing thereofNIPPON KOKAN KK·Filed 1993·Granted May 24, 1994·14 cites·14 claims
- 0765US5605581AThin Fe-Ni alloy sheet for shadow mask and method for manufacturing thereofNIPPON KOKAN KK·Filed 1994·Granted Feb 25, 1997·8 cites·8 claims
- 0865US5605582AAlloy sheet having high etching performanceNIPPON KOKAN KK·Filed 1993·Granted Feb 25, 1997·17 cites·20 claims
- 0962US5792286AHigh-strength thin plate of iron-nickel-cobalt alloy excellent in corrosion resisitance, repeated bending behavior and etchability, and production thereofNIPPON KOKAN KK·Filed 1995·Granted Aug 11, 1998·33 cites·10 claims
- 1059US5407493AStainless steel sheet and method for producing thereofNIPPON KOKAN KK·Filed 1994·Granted Apr 18, 1995·11 cites·18 claims
- 1158US5207844AMethod for manufacturing an Fe-Ni cold-rolled sheet excellent in cleanliness and etching pierceabilityNIPPON KOKAN KK·Filed 1992·Granted May 4, 1993·16 cites·7 claims
- 1258US4935201AFerromagnetic Ni-Fe alloy, and method for manufacturing alloy article having excellent surface quality of said alloyNIPPON KOKAN KK·Filed 1989·Granted Jun 19, 1990·12 cites·14 claims
- 1356US5628841AThin Fe-Ni alloy sheet for shadow maskNIPPON KOKAN KK·Filed 1994·Granted May 13, 1997·6 cites·9 claims
- 1453US5391241AFe-Ni alloy cold-rolled sheet excellent in cleanliness and etching pierceabilityNIPPON KOKAN KK·Filed 1994·Granted Feb 21, 1995·13 cites·3 claims
- 1553US5234513AFe-Ni alloy sheet excellent in hot workability, adhesivity to plating layer and solderability, and method for manufacturing sameNIPPON KOKAN KK·Filed 1991·Granted Aug 10, 1993·23 cites·10 claims
- 1649US5562783AAlloy sheet for shadow maskNIPPON KOKAN KK·Filed 1994·Granted Oct 8, 1996·7 cites·49 claims
- 1745US5637161AMethod of producing an alloy sheet for a shadow maskNIPPON KOKAN KK·Filed 1995·Granted Jun 10, 1997·5 cites·26 claims
- 1843US5620535AAlloy sheet for shadow maskNIPPON KOKAN KK·Filed 1993·Granted Apr 15, 1997·4 cites·72 claims
- 1942US5503693AMethod for producing a thin Fe-Ni alloy for shadow maskNIPPON KOKAN KK·Filed 1994·Granted Apr 2, 1996·3 cites·13 claims
- 2042US5501749AMethod for producing a thin Fe-Ni alloy for shadow mask thereofNIPPON KOKAN KK·Filed 1994·Granted Mar 26, 1996·3 cites·10 claims
- 2141US5453138AAlloy sheetNIPPON KOKAN KK·Filed 1994·Granted Sep 26, 1995·4 cites·29 claims
- 2239US5456771AThin Fe-Ni alloy sheet for shadow maskNIPPON KOKAN KK·Filed 1993·Granted Oct 10, 1995·4 cites·18 claims
- 2338US5542996AMethod for manufacturing an ultra-high strength cold-rolled steel sheet with desirable delayed fracture resistanceNIPPON KOKAN KK·Filed 1994·Granted Aug 6, 1996·6 cites·4 claims
- 2438US5252151AFe-Ni alloy sheet for shadow mask having a low silicon segregation and method for manufacturing sameNIPPON KOKAN KK·Filed 1991·Granted Oct 12, 1993·4 cites·10 claims
- 2537US5520755AMethod for manufacturing thin Fe--Ni alloy sheet for shadow maskNIPPON KOKAN KK·Filed 1994·Granted May 28, 1996·2 cites·14 claims
- 2635US5522953AMethod of manufacturing an alloy sheetNIPPON KOKAN KK·Filed 1995·Granted Jun 4, 1996·2 cites·20 claims
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