Inventor
SUMIYOSHI ISAO
JP4 patents
⚠️ This page may combine multiple inventors who share the name “SUMIYOSHI ISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TANGE AKIRA
3 patentsUS8533954B2Sep 17, 2013
Method for manufacturing a coil spring for vehicle suspension
TANGE AKIRA11 citations82
US8308150B2Nov 13, 2012
Coil spring for vehicle suspension and method for manufacturing the same
TANGE AKIRA11 citations82
US8297092B2Oct 30, 2012
Reflection member for shot peening and shot peening method having the same
TANGE AKIRA0 citations49