KH

Kazumasa Hara

JC Janome Sewing Machine Co.: 29 patents #7 of 229Top 4%
JC Janome Sewing Machine Industry Co.: 3 patents #8 of 34Top 25%
📍 Tama, JP: #12 of 402 inventorsTop 3%
Overall (All Time): #114,479 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4466368 Lock stitching sewing machine with a thread tightening device Susumu Hanyu, Mikio Koike 1984-08-21
4423693 Feed dog structure of sewing machines Susumu Hanyu, Mikio Koike 1984-01-03
4357887 Loop catching device for lock stitching sewing machines Mikio Koike 1982-11-09
4348969 Sewing machine with a horizontal-type loop taker Noboru Kasuga, Mikio Koike 1982-09-14
4343250 Lock stitching and over-lock stitching sewing machine Susumu Hanyu, Noboru Kasuga, Koichi Watanabe 1982-08-10
4340003 Lock stitching sewing machine with a thread tightening device Susumu Hanyu, Mikio Koike 1982-07-20
4267786 Lock stitching and overlock stitching sewing machine Susumu Hanyu, Noboru Kasuga, Koichi Watanabe 1981-05-19