Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403452 | Stationary phase for chromatography | Kanji Nagai | 2025-09-02 |
| 12115467 | Amine separation method using liquid chromatography | Toru Shibata, Atsushi Ohnishi | 2024-10-15 |
| 11065558 | Stationary phase for supercritical fluid chromatography | Kanji Nagai | 2021-07-20 |
| 11040330 | Chromatography stationary phase | Toru Shibata | 2021-06-22 |
| 11014019 | Stationary phase for supercritical fluid chromatography | Toru Shibata | 2021-05-25 |
| 9327269 | Stationary phase | Toru Shibata | 2016-05-03 |
| 6472594 | Photovoltaic element and method for producing the same | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 2002-10-29 |
| 6051116 | Etching apparatus | Hirofumi Ichinose, Ippei Sawayama, Akio Hasebe, Tsutomu Murakami, Masaya Hisamatsu +1 more | 2000-04-18 |
| 6051778 | Electrode structure, process production thereof and photo-electricity generating device including the electrode | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 2000-04-18 |
| 6008451 | Photovoltaic device | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 1999-12-28 |
| 5993637 | Electrode structure, electrolytic etching process and apparatus | Masaya Hisamatsu, Akio Hasebe, Tsutomu Murakami, Hirofumi Ichinose, Yukie Ueno | 1999-11-30 |
| 5942048 | Photovoltaic element electrode structure thereof and process for producing the same | Tatsuo Fujisaki, Akio Hasebe, Tsutomu Murakami, Koji Tsuzuki, Hirofumi Ichinose +2 more | 1999-08-24 |
| 5863412 | Etching method and process for producing a semiconductor element using said etching method | Hirofumi Ichinose, Ippei Sawayama, Akio Hasebe, Tsutomu Murakami, Masaya Hisamatsu +1 more | 1999-01-26 |
| 5861324 | Method for producing photovoltaic element | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 1999-01-19 |
| 5859397 | Process for the production of a photovoltaic element | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 1999-01-12 |
| 5759291 | Photovoltaic cell and method of making the same | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 1998-06-02 |
| 5688366 | Etching method, method of producing a semiconductor device, and etchant therefor | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami | 1997-11-18 |
| 5681402 | Photovoltaic element | Hirofumi Ichinose, Akio Hasebe, Tsutomu Murakami, Yukie Ueno | 1997-10-28 |