Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805032 | Total contact type photoelectric conversion device and optical reader using the same | Yoshio Watanabe, Masanori Itagaki | 1989-02-14 |
HH
Hiroyuki Horiguchi
Overall (1989): #105,462 of 140,708Top 75%
1
Patents 1989