Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604818 | Apparatus for measuring sighting direction | Hiroshi Saitou, Masao Sakata | 1997-02-18 |
SO
Shigeru Okabayashi
Overall (1997): #77,873 of 185,788Top 45%
1
Patents 1997