Assignee
DAIICHI KOSHUHA KOGYO KK
8 granted patents·261 citations·filing 1975–1985
Top patents by PatentIndex Score
8 records- 0192US4061005AMethod and apparatus for continuous bending of elongated materialsDAIICHI KOSHUHA KOGYO KK·Filed 1975·Granted Dec 6, 1977·71 cites·20 claims
- 0286US4062216AMetal bending methods and apparatusDAIICHI KOSHUHA KOGYO KK·Filed 1975·Granted Dec 13, 1977·46 cites·6 claims
- 0382US4694131AInduction heating method and apparatus for relieving residual stress in welded joint between main and branch pipesDAIICHI KOSHUHA KOGYO KK·Filed 1985·Granted Sep 15, 1987·25 cites·1 claims
- 0482US4687894AInduction heating method and apparatus for relieving residual stress in welded joints in pipe lineDAIICHI KOSHUHA KOGYO KK·Filed 1985·Granted Aug 18, 1987·26 cites·3 claims
- 0582US4195506AMethod and apparatus for bending elongated materialsDAIICHI KOSHUHA KOGYO KK·Filed 1978·Granted Apr 1, 1980·31 cites·38 claims
- 0678US4354883AMethod for improving the residual stress in austenitic stainless steel pipes and the like by induction heatingDAIICHI KOSHUHA KOGYO KK·Filed 1979·Granted Oct 19, 1982·18 cites·9 claims
- 0777US4168190AMethod for locally solution-treating stainless materialDAIICHI KOSHUHA KOGYO KK·Filed 1977·Granted Sep 18, 1979·25 cites·6 claims
- 0870US4098106ABending method and apparatus with slidable clampDAIICHI KOSHUHA KOGYO KK·Filed 1976·Granted Jul 4, 1978·19 cites·6 claims
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