Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1036652 | Mask | Seiji Taguchi | 2024-07-23 |
| 11305270 | Honeycomb structure, honeycomb structure type catalyst and production methods therefor | Takashi Yamada, Yoshinori Takahashi, Kazuhiro Sekiyama | 2022-04-19 |
| 9333378 | Air cleaning apparatus and method for predicting breakthrough time for the same | Gaku Sasaki, Hironobu Takeuchi, Takeshi Honda | 2016-05-10 |
| 4254337 | Infrared interference type film thickness measuring method and instrument therefor | Akitaka Yasujima | 1981-03-03 |
| 4243882 | Infrared multilayer film thickness measuring method and apparatus | Akitaka Yasujima, Naoyuki Shiratori | 1981-01-06 |