Issued Patents All Time
Showing 101–115 of 115 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996190 | Superconducting thin film and a process for depositing the same | Kenjiro Higaki, Keizo Harada, Hideo Itozaki, Shuji Yazu | 1991-02-26 |
| 4996185 | Ceramic superconducting thin film | Keizo Harada, Shuji Yazu, Tetsuji Jodai | 1991-02-26 |
| 4982243 | Schottky contact | Hideaki Nakahata, Takahiro Imai, Hiromu Shiomi | 1991-01-01 |
| 4952832 | Surface acoustic wave device | Takahiro Imai, Hideaki Nakahata | 1990-08-28 |
| 4866032 | Method and apparatus for producing thin film of high to superconductor compound having large area | Keizo Harada, Shuji Yazu, Tetsuji Jodai | 1989-09-12 |
| 4863529 | Thin film single crystal diamond substrate | Takahiro Imai | 1989-09-05 |
| 4849290 | Alumina coated with diamond | Takahiro Imai | 1989-07-18 |
| 4822359 | Intraocular lens with coated diamond-like carbon film | Yasuo Tano, Hisashi Hosotani, Keizo Harada | 1989-04-18 |
| 4806900 | Thermistor and method for producing the same | Takahiro Imai | 1989-02-21 |
| 4485080 | Process for the production of diamond powder | Hideo Shingu, Keiichi Ishihara, Akira Doi | 1984-11-27 |
| 4474849 | Coated hard alloys | Akira Doi, Yasuhiro Shimizu | 1984-10-02 |
| 4290807 | Hard alloy and a process for the production of the same | Tsuyoshi Asai, Takaharu Yamamoto | 1981-09-22 |
| 4279651 | Sintered hard metal and the method for producing the same | Masaaki Tobioka, Tsuyoshi Asai, Takaharu Yamamoto, Masaya Miyake | 1981-07-21 |
| 4239536 | Surface-coated sintered hard body | Takaharu Yamamoto, Tsuyoshi Asai, Masa-aki Tobioka | 1980-12-16 |
| 4225344 | Process for producing sintered hard metals and an apparatus therefor | Masaya Miyake, Takaharu Yamamoto, Akio Hara | 1980-09-30 |