Inventor · disambiguated record

Chikayuki Urashima

Also filed as: NISIDA SINICHI · URASHIMA CHIKAYUKI

2 granted patents·41 citations·filing 1978–1996

62Inventor score

Technology areasB23B F16B

Files withNIPPON STEEL BOLTEN CO LTD1 OMI KOGYO KK1

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2 records

0168US4189975AScrewed connection having improved fatigue strengthNIPPON STEEL BOLTEN CO LTD·Filed 1978·Granted Feb 26, 1980·32 cites·4 claims
0235US5938378AApparatus for boring webs of steel sectionsOMI KOGYO KK·Filed 1996·Granted Aug 17, 1999·9 cites·12 claims

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