Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12257641 | Work processing apparatus | Hidetoshi Takeda, Toshiro Doi, Tadakazu Miyashita, Atsushi Kajikura | 2025-03-25 |
| 12227828 | Structure for producing diamond and method for manufacturing same | Atsuhito Sawabe, Yutaka Kimura, Jun Mizuno, Ryuji Oshima | 2025-02-18 |
| 10619267 | Diamond substrate | Koji Koyama, Kenjiro IKEJIRI, Seongwoo Kim | 2020-04-14 |
| 10480096 | Diamond substrate | Koji Koyama, Kenjiro IKEJIRI, Seongwoo Kim | 2019-11-19 |
| 10246794 | Diamond substrate and method for manufacturing diamond substrate | Koji Koyama, Kenjiro IKEJIRI, Seongwoo Kim | 2019-04-02 |
| 10132000 | Diamond substrate and diamond substrate manufacturing method | Koji Koyama, Kenjiro IKEJIRI, Seongwoo Kim | 2018-11-20 |
| 9455229 | Composite substrate manufacturing method, semiconductor element manufacturing method, composite substrate, and semiconductor element | Natsuko Aota, Hidetoshi Takeda, Keiji Honjo, Hitoshi Hoshino, Mai Ogasawara | 2016-09-27 |
| 9105472 | Single-crystal substrate,single-crystal substrate having crystalline film,crystalline film,method for producing single-crystal substrate having crystalline film,method for producing crystalline substrate,and method for producing element | Natsuko Aota | 2015-08-11 |
| 9065032 | Method for manufacturing light-emitting element, and light-emitting element | Natsuko Aota, Hidetoshi Takeda, Keiji Honjo, Hitoshi Hoshino | 2015-06-23 |
| 4727382 | Intensity control for a semiconductor laser of a laser beam printer | Kiyoshi Negishi, Shinyu Ikeda, Manabu Imoto | 1988-02-23 |