Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135444 | Terahertz wave optical element and method for producing terahertz wave optical element | Shohei Hayashi, Tetsushi Shimomura | 2024-11-05 |
| 12032184 | Terahertz wave lens and method for producing terahertz wave lens | Shohei Hayashi, Tetsushi Shimomura | 2024-07-09 |
| 11774651 | Terahertz wave optical element and method for producing terahertz wave optical element | Shohei Hayashi, Tetsushi Shimomura | 2023-10-03 |
| 11004999 | Photodetector element | Wei Dong | 2021-05-11 |
| 10784393 | Photodetection element having a periodic nano-concave/convex structure | Wei Dong, Kazutoshi Nakajima, Shohei Hayashi | 2020-09-22 |
| 10686094 | Photodetection element | Wei Dong, Kazutoshi Nakajima | 2020-06-16 |
| 10346202 | Task circumstance processing device and method | Masanao Fujii, Takumi Takeno, Takao Sekiya | 2019-07-09 |
| 8482197 | Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube | Minoru Niigaki, Toru Hirohata, Akira Higuchi | 2013-07-09 |
| 8446094 | Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube | Minoru Niigaki, Toru Hirohata, Akira Higuchi | 2013-05-21 |
| 8183514 | Signal waveform measuring apparatus and method comprising a wavelength conversion element | Tadashi Kawazoe, Motoichi Ohtsu | 2012-05-22 |
| 7787735 | Waveguide structure and optical device | Masamichi Yamanishi, Akira Higuchi, Kazutoshi Nakajima | 2010-08-31 |
| 7764421 | Wavelength-converted light generating apparatus and generating method | Motoichi Ohtsu, Tadashi Kawazoe | 2010-07-27 |
| 7557336 | Photodetector having first and second antenna areas with patterns having different cycle intervals | Minoru Niigaki, Toru Hirohata, Akira Higuchi | 2009-07-07 |
| 5272816 | Level | — | 1993-12-28 |