Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901264 | Process for producing double helical glass tube, light-emitting tube for fluorescent lamp, and fluorescent lamp | Kenji Nakano | 2011-03-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901264 | Process for producing double helical glass tube, light-emitting tube for fluorescent lamp, and fluorescent lamp | Kenji Nakano | 2011-03-08 |