Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729926 | Method for making magnetrons | Noriyuki Murao, Satoshi Nakai, Setsuo Hasegawa, Noriyuki Okada | 2004-05-04 |
| 6696790 | Magnetron with external terminals having connecting portions which are air-tightly connected to cathode leads | Noriyuki Murao, Setsuo Hasegawa, Noriyuki Okada, Satoshi Nakai | 2004-02-24 |
| 6650057 | Magnetron and microwave heating device | Noriyuki Murao, Setsuo Hasegawa, Noriyuki Okada, Satoshi Nakai | 2003-11-18 |
| 6633131 | Magnetron | Noriyuki Murao, Setsuo Hasegawa, Noriyuki Okada, Satoshi Nakai | 2003-10-14 |
| 6501224 | Magnetron having magnetic pole pieces providing a specific magnetic flux to thickness ratio | Setsuo Hasegawa, Satoshi Nakai | 2002-12-31 |
| 5894198 | Magnetron with a fifth harmonic choke | Noriyuki Murao, Setsuo Hasegawa | 1999-04-13 |
| 5049782 | Magnetron with harmonic suppression means | Masayuki Aiga | 1991-09-17 |