Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938988 | Paste composition and solar cell element using the same | Haruzo Katoh, Ken Kikuchi | 2011-05-10 |
| 7879262 | Aluminum paste composition and solar cell element using the same | Haruzo Katoh | 2011-02-01 |