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Inventor
HAMAMOTO TAKAHIRO
JP
4 patents
⚠️ This page may combine multiple inventors who share the name “HAMAMOTO TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL IND
3 patents
US7823931B2
Nov 2, 2010
Tubular threaded joint
SUMITOMO METAL IND
23 citations
89
US8038179B2
Oct 18, 2011
Threaded joint for steel pipes
SUMITOMO METAL IND
13 citations
83
US7900975B2
Mar 8, 2011
Threaded joint for steel pipes
SUMITOMO METAL IND
16 citations
83
CHARVET-QUEMIN JEAN-FRANCOIS
1 patent
US8287008B2
Oct 16, 2012
Liquid and gas tight threaded tubular connection
CHARVET-QUEMIN JEAN-FRANCOIS
16 citations
74