Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304377 | Fluorescent lamp | Toshiharu Fujita, Noriyuki Maeda, Kazutaka Shimizu, Norihiko Tanaka, Yoshihiro Domon +5 more | 1989-10-31 |
HY
Hiroyoshi Yamazaki
Overall (1989): #103,612 of 140,708Top 75%
1
Patents 1989