Inventor
YAMAMOTO MIYUKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO MIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL IND
9 patentsUS6237967B1May 29, 2001
Threaded connection for oil country tubular goods and its method of manufacturing
SUMITOMO METAL IND90 citations97
US6045165AApr 4, 2000
Threaded connection tubular goods
SUMITOMO METAL IND138 citations97
US5829797ANov 3, 1998
Threaded joint for oil well pipes
SUMITOMO METAL IND102 citations97
US5419595AMay 30, 1995
Threaded joint for oil well pipes
SUMITOMO METAL IND92 citations95
US7494159B2Feb 24, 2009
Threaded joint for steel pipes
SUMITOMO METAL IND28 citations92
US6878219B2Apr 12, 2005
High strength steel pipe for an air bag and a process for its manufacture
SUMITOMO METAL IND21 citations90
US7823931B2Nov 2, 2010
Tubular threaded joint
SUMITOMO METAL IND23 citations89
US7997627B2Aug 16, 2011
Threaded joint for steel pipes
SUMITOMO METAL IND5 citations61
US7846274B2Dec 7, 2010
High strength steel pipe for an air bag
SUMITOMO METAL IND0 citations50