Inventor
SAKUMA KUNIHARU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “SAKUMA KUNIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO JUKI INDUSTRIAL CO LTD
3 patentsUS4566396AJan 28, 1986
Thread feed mechanism in sewing machine
TOKYO JUKI INDUSTRIAL CO LTD22 citations81
US4590879AMay 27, 1986
Thread feed device in a sewing machine
TOKYO JUKI INDUSTRIAL CO LTD24 citations79
US4619213AOct 28, 1986
Drive control mechanism of sewing machine
TOKYO JUKI INDUSTRIAL CO LTD3 citations55