Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471151 | Reel spring for use of a magnetic tape cassette and a magnetic tape cassette | Akihisa Kita | 2002-10-29 |
TY
Tatsuya Yamaguchi
Overall (2002): #106,616 of 266,432Top 45%
1
Patents 2002