Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4299487 | Method of and device for analyzing one ingredient in a mixed solution with two light beams of different wavelengths | Masayuki Sengoku, Tadashi Honkawa, Tadafumi Kuroishi | 1981-11-10 |