Tsutomu Ichimura
6Patents
4h-index
10Co-inventors
54Inventor score
Filing activity: Mar 21, 1991 → Nov 3, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5231464A | Highly directional optical system and optical sectional image forming apparatus employing the same | Physics | 57 | Expired |
| US5345306A | Method and apparatus for measuring spectral absorption in an opaque specimen and method and apparatus for measuring the microscopic absorption distribution | Physics | 43 | Expired |
| US5329353A | High sensitive multi-wavelength spectral analyzer | Physics | 34 | Expired |
| US5495334A | Fourier transform spectroscope with quadrangular common path interferometer | Physics | 16 | Expired |
| US5249072A | Heterodyne receptor system and arrangement for visualizing optical transmission images | Physics | 2 | Expired |
| US12078478B2 | Measurement apparatus, control apparatus, and control method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.