Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780257 | Iron component and a manufacturing method therefor | Tsuyoshi Nagata, Hiroyasu Tsuchida, Yoshio Uematsu, Kiyoshi Satoh | 2004-08-24 |
KT
Kosuke Tamaru
Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
Overall (All Time): #3,488,033 of 4,157,543Top 85%
1
Patents All Time