KU

Kenji Umeno

KS Komatsu Shisakusho: 1 patents #409 of 885Top 50%
SK Shinto Kogyo Kabushiki Kaisha: 1 patents #2 of 21Top 10%
Overall (All Time): #2,226,481 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6231996 Part or jig for gas carburizing furnace Tatsuya Oishi 2001-05-15
5449107 Weld backing Tatsuya Oishi, Yuichi Kimura, Akitoshi Masamura, Akio Iwasaki 1995-09-12