| 5495334 |
Fourier transform spectroscope with quadrangular common path interferometer |
Toshiyuki Nagoshi, Tsutomu Ichimura |
1996-02-27 |
| 5345306 |
Method and apparatus for measuring spectral absorption in an opaque specimen and method and apparatus for measuring the microscopic absorption distribution |
Tsutomu Ichimura |
1994-09-06 |
| 5329353 |
High sensitive multi-wavelength spectral analyzer |
Tsutomu Ichimura, Toshiyuki Nogoshi |
1994-07-12 |
| 5249072 |
Heterodyne receptor system and arrangement for visualizing optical transmission images |
Tsutomu Ichimura, Masahiro Toida |
1993-09-28 |
| 5231464 |
Highly directional optical system and optical sectional image forming apparatus employing the same |
Tsutomu Ichimura, Masahiro Toida |
1993-07-27 |
| 4983041 |
Spectroscopic apparatus for extremely faint light |
— |
1991-01-08 |
| 4897846 |
Surface emission type semiconductor light-emitting device |
Tomoaki Yoshida, Hiromasa Ito, Tetsuro Saito, Shiro Sato, Junichi Azumi |
1990-01-30 |
| 4797890 |
Semiconductor light emitting device with vertical light emission |
Hiromasa Ito, Noriaki Onodera, Akira Mizuyoshi |
1989-01-10 |
