Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5591684 | Glass bubbles for use as fillers in printed circuit board | Shinji Kawachi, Yasuhiro Nishimura | 1997-01-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5591684 | Glass bubbles for use as fillers in printed circuit board | Shinji Kawachi, Yasuhiro Nishimura | 1997-01-07 |