Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4421702 | Ceramic recuperative heat exchangers and a method for producing the same | Tadaaki Matsuhisa | 1983-12-20 |
| 4357987 | Thermal stress-resistant, rotary regenerator type ceramic heat exchanger and method for producing same | Tadaaki Matsuhisa | 1982-11-09 |
| 4326038 | Sealing composition and sealing method | Masayuki Kaneno | 1982-04-20 |
| 4316965 | Low-expansion ceramics and method of producing the same | Tadaaki Matsuhisa | 1982-02-23 |
| 4307198 | Low-expansion ceramics and method of producing the same | Tadaaki Matsuhisa | 1981-12-22 |
| 4306909 | Low-expansion ceramics and method of producing the same | Tadaaki Matsuhisa | 1981-12-22 |
| 4304585 | Method for producing a thermal stress-resistant, rotary regenerator type ceramic heat exchanger | Tadaaki Matsuhisa | 1981-12-08 |
| 4273587 | Polycrystalline transparent spinel sintered body and a method for producing the same | Masayuki Kaneno, Issei Hayakawa | 1981-06-16 |
| 4264541 | High pressure metal vapor lamp and a transparent polycrystalline alumina tube therefor | Masayuki Kaneno | 1981-04-28 |
| 4222978 | Method for producing polycrystalline translucent alumina having an excellent in-line transmission | Koichiro Maekawa | 1980-09-16 |
| 4218257 | Sintered silicon nitride body and a method of producing the same | Masayuki Kaneno | 1980-08-19 |
| 4214666 | Tubular discharge envelope composed of a polycrystalline transparent alumina and a high-pressure vapor discharge lamp using the same | Masayuki Kaneno, Noboru Yamamoto | 1980-07-29 |
| 4182972 | Transparent polycrystalline alumina and high pressure vapor discharge lamp | Masayuki Kaneno, Noboru Yamamoto | 1980-01-08 |