Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9000669 | Magnetron and microwave utilization device | Nagisa Kuwahara, Takanori Handa, Takeshi Ishii | 2015-04-07 |
| 8723419 | Magnetron and device using microwaves | Nagisa Kuwahara, Takanori Handa, Takeshi Ishii | 2014-05-13 |
| 8723420 | Magnetron and microwave-using equipment | Takeshi Ishii, Nagisa Kuwahara | 2014-05-13 |
| 8120258 | Magnetron | Ayako Kumakura, Nagisa Kuwahara | 2012-02-21 |
| 7919924 | Magnetron and method of manufacturing magnetron anode vane | Nagisa Kuwahara, Takeshi Ishii | 2011-04-05 |
| 7687749 | Magnetron for microwave oven | Hiroshi Ochiai, Yoshimasa Suzuki, Nagisa Kuwahara | 2010-03-30 |
| 7148627 | Magnetron | Takeshi Ishii, Masanori Yoshihara, Toshiyuki Tsukada, Hideki Ohguri | 2006-12-12 |
| 7053556 | Magnetron with a specific dimension reducing unnecessary radiation | Masanori Yoshihara, Hiroshi Ochiai, Hideki Ohguri | 2006-05-30 |
| 6989634 | Magnetron cathode assembly | Takeshi Ishii, Masanori Yoshihara, Hideki Ohguri, Toshiyuki Tsukada | 2006-01-24 |
| 6844680 | Magnetron having specific dimensions for solving noise problem | Masanori Yoshihara, Toshiyuki Tsukada, Hideki Ohguri, Takeshi Isii | 2005-01-18 |