Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431348 | Method for producing a crystalline oxide semiconductor film and a gallium oxide film, and a method for producing a vertical semiconductor device | Hiroshi Hashigami | 2025-09-30 |
| 12327725 | Method for manufacturing gallium oxide film | Hiroshi Hashigami | 2025-06-10 |
| 12247285 | Film-forming method and raw material solution | Takahiro SAKATSUME | 2025-03-11 |
| 12209309 | Film forming method | Hiroshi Hashigami | 2025-01-28 |
| 12191406 | Solar cell, method for manufacturing solar cell, and solar cell module | Hiroshi Hashigami, Hiroyuki Otsuka | 2025-01-07 |
| 12074078 | Laminate, film forming method, and film forming apparatus | Hiroshi Hashigami | 2024-08-27 |
| 12046687 | Solar cell with high photoelectric conversion efficiency and method for manufacturing solar cell with high photoelectric conversion efficiency | Ryo Mitta, Hiroshi Hashigami, Hiroyuki Ohtsuka | 2024-07-23 |
| 12037683 | Film forming method | Hiroshi Hashigami | 2024-07-16 |
| 11984522 | High-efficiency backside contact solar cell and method for manufacturing thereof | Hiroshi Hashigami, Hiroyuki Ohtsuka | 2024-05-14 |
| 11804560 | Solar cell and method for manufacturing the same | Hiroyuki Ohtsuka | 2023-10-31 |
| 11742439 | Drying method of polyimide paste and manufacturing method of solar cell having high photoelectric conversion efficiency | Hiroshi Hashigami, Hiroyuki Ohtsuka | 2023-08-29 |
| 11658251 | Solar cell, solar cell manufacturing system, and solar cell manufacturing method | Ryo Mitta, Hiroyuki Ohtsuka | 2023-05-23 |
| 11631779 | Solar cell with high photoelectric conversion efficiency and method for manufacturing solar cell with high photoelectric conversion efficiency | Hiroshi Hashigami, Hiroyuki Ohtsuka, Ryo Mitta | 2023-04-18 |
| 11616163 | Firing furnace for firing electrode of solar cell element, method for manufacturing solar cell element, and solar cell element | Ryo Mitta, Hiroyuki Otsuka | 2023-03-28 |
| 11552202 | High efficiency solar cell and method for manufacturing high efficiency solar cell | Hiroshi Hashigami, Shun Moriyama, Hiroyuki Ohtsuka | 2023-01-10 |
| 11545588 | Solar cell, method for manufacturing solar cell, and solar cell module | Hiroshi Hashigami, Hiroyuki Otsuka | 2023-01-03 |
| 11538957 | Methods for manufacturing high photoelectric conversion efficiency solar cell | Hiroshi Hashigami, Hiroyuki Ohtsuka | 2022-12-27 |
| 11538944 | Solar cell, method for manufacturing solar cell, and solar cell module | Hiroshi Hashigami, Hiroyuki Otsuka | 2022-12-27 |
| 11424372 | Solar cell, solar cell manufacturing system, and solar cell manufacturing method | Ryo Mitta, Hiroyuki Ohtsuka | 2022-08-23 |
| 11227965 | Solar cell and method for manufacturing the same | Hiroyuki Otsuka | 2022-01-18 |
| 11222991 | Solar cell and method for manufacturing the same | Hiroyuki Otsuka | 2022-01-11 |
| 11201253 | High photovoltaic-conversion efficiency solar cell, method for manufacturing the same, solar cell module, and photovoltaic power generation system | Ryo Mitta, Hiroyuki Ohtsuka | 2021-12-14 |
| 11049988 | High photoelectric conversion efficiency solar cell and method for manufacturing high photoelectric conversion efficiency solar cell | Ryo Mitta, Hiroshi Hashigami, Hiroyuki Ohtsuka | 2021-06-29 |
| 11038078 | Method for manufacturing high efficiency solar cell | Hiroshi Hashigami, Hiroyuki Ohtsuka | 2021-06-15 |
| 11038070 | High photoelectric conversion efficiency solar cell and method for manufacturing high photoelectric conversion efficiency solar cell | Shun Moriyama, Hiroshi Hashigami, Hiroyuki Ohtsuka | 2021-06-15 |