Assignee
MIYAKAWA INDUSTRY CO LTD
JP·11 granted patents·263 citations·filing 1977–1992
Top patents by PatentIndex Score
11 records- 0198US4577875AExchange chuck for a toolMIYAKAWA INDUSTRY CO LTD·Filed 1982·Granted Mar 25, 1986·135 cites·9 claims
- 0276US4147460AMethod for piercing doubling plate for H-beam and tool for processing doubling plate for H-beamMIYAKAWA INDUSTRY CO LTD·Filed 1977·Granted Apr 3, 1979·25 cites·18 claims
- 0369US4149819AMultiple spindle drilling machine for landslide protection wide flange beamsMIYAKAWA INDUSTRY CO LTD·Filed 1977·Granted Apr 17, 1979·22 cites·11 claims
- 0468US4365916ATurning type multi-spindle attachmentMIYAKAWA INDUSTRY CO LTD·Filed 1980·Granted Dec 28, 1982·22 cites·3 claims
- 0562US4385854ACollet chuck assembly for tapsMIYAKAWA INDUSTRY CO LTD·Filed 1980·Granted May 31, 1983·18 cites·10 claims
- 0642US4305189AAttachment member for multiple-spindle headMIYAKAWA INDUSTRY CO LTD·Filed 1979·Granted Dec 15, 1981·7 cites·3 claims
- 0741US4650376AStructure for installing a multispindle attachment on a drilling machine or the likeMIYAKAWA INDUSTRY CO LTD·Filed 1984·Granted Mar 17, 1987·7 cites·5 claims
- 0839US4517857AGear interference preventing mechanism in multi-spindle head attachmentMIYAKAWA INDUSTRY CO LTD·Filed 1983·Granted May 21, 1985·6 cites·8 claims
- 0938US4320997ASpindle holder guide member for multiple spindle attachmentMIYAKAWA INDUSTRY CO LTD·Filed 1980·Granted Mar 23, 1982·6 cites·7 claims
- 1037US4610578AHole machining deviceMIYAKAWA INDUSTRY CO LTD·Filed 1983·Granted Sep 9, 1986·5 cites·3 claims
- 1136US5351942AClamp apparatus used in hole machining deviceMIYAKAWA INDUSTRY CO LTD·Filed 1992·Granted Oct 4, 1994·10 cites·3 claims
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