Assignee
JYOHOKU SEIKO CO LTD
JP·3 granted patents·90 citations·filing 1979–1993
Top patents by PatentIndex Score
3 records- 0179US4248579AFilm extrusion dieJYOHOKU SEIKO CO LTD·Filed 1979·Granted Feb 3, 1981·41 cites·6 claims
- 0266US4978289AFilm extrusion dieJYOHOKU SEIKO CO LTD·Filed 1989·Granted Dec 18, 1990·28 cites·2 claims
- 0356US5395231AT-shaped film extrusion dieJYOHOKU SEIKO CO LTD·Filed 1993·Granted Mar 7, 1995·21 cites·6 claims
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