Inventor · disambiguated record
Noritoki Ishikawa
Also filed as: ISHIKAWA NORITOKI
4 granted patents·63 citations·filing 1976–1983
77Inventor score
Files withRYOBI LTD4
Top patents by PatentIndex Score
4 records- 0177US4142639ARemoval apparatus for die casting machineRYOBI LTD·Filed 1976·Granted Mar 6, 1979·16 cites·6 claims
- 0275US4552546ADevice for controlling the tension of a transmission chain in an externally mounted speed changer for a bicycleRYOBI LTD·Filed 1983·Granted Nov 12, 1985·31 cites·4 claims
- 0365USD283415SBicycle derailleurRYOBI LTD·Filed 1983·Granted Apr 15, 1986·10 cites·1 claims
- 0451US4078707ADipping type molten metal feeding apparatusRYOBI LTD·Filed 1976·Granted Mar 14, 1978·6 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →