Assignee
YOSHIZUKA SEIKI CO LTD
9 granted patents·234 citations·filing 1977–1994
Top patents by PatentIndex Score
9 records- 0194US5498147APowder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1994·Granted Mar 12, 1996·64 cites·3 claims
- 0288US5551856AApparatus for connecting punches in powder molding press machineYOSHIZUKA SEIKI CO LTD·Filed 1993·Granted Sep 3, 1996·32 cites·7 claims
- 0385US5326242APowder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1991·Granted Jul 5, 1994·29 cites·4 claims
- 0483US5288440AMethod and apparatus for controlling powder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1992·Granted Feb 22, 1994·30 cites·10 claims
- 0575US5401153APress for powder metallurgyYOSHIZUKA SEIKI CO LTD·Filed 1993·Granted Mar 28, 1995·21 cites·3 claims
- 0662US4379684APress for powder metallurgyYOSHIZUKA SEIKI CO LTD·Filed 1981·Granted Apr 12, 1983·22 cites·3 claims
- 0751US4140449APress for powder metallurgyYOSHIZUKA SEIKI CO LTD·Filed 1977·Granted Feb 20, 1979·13 cites·9 claims
- 0847US5219319AApparatus for replacing tool sets of powder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1991·Granted Jun 15, 1993·9 cites·1 claims
- 0942US4577981ASpindle deviceYOSHIZUKA SEIKI CO LTD·Filed 1984·Granted Mar 25, 1986·14 cites·4 claims
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