Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304377 | Fluorescent lamp | Toshiharu Fujita, Hiroyoshi Yamazaki, Kazutaka Shimizu, Norihiko Tanaka, Yoshihiro Domon +5 more | 1989-10-31 |
NM
Noriyuki Maeda
Overall (1989): #72,817 of 140,708Top 55%
1
Patents 1989