Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4662748 | Apparatus for measuring luminescence lifetime | Masaru Tanaka, Issei Yokoyama | 1987-05-05 |
| 4632550 | Measuring method for a time resolved emission spectrum or a time resolved excitation spectrum | Issei Yokoyama, Natsuki Yoshida | 1986-12-30 |
| 4600306 | Apparatus for measuring the luminous lifetime of a sample | Issei Yokoyama | 1986-07-15 |
| 4586820 | Apparatus for measuring anisotropy of light emitted from the sample | Issei Yokoyama | 1986-05-06 |