Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10354829 | Magnetron | Takanori Handa, Kohei Kawata, Takeshi Ishii | 2019-07-16 |
| 9117620 | Magnetron and apparatus that uses microwaves | Kazuyasu Akutsu | 2015-08-25 |
| 9000669 | Magnetron and microwave utilization device | Etsuo Saitou, Takanori Handa, Takeshi Ishii | 2015-04-07 |
| 8723420 | Magnetron and microwave-using equipment | Takeshi Ishii, Etsuo Saitou | 2014-05-13 |
| 8723419 | Magnetron and device using microwaves | Etsuo Saitou, Takanori Handa, Takeshi Ishii | 2014-05-13 |
| 8159137 | Magnetron | Takeshi Ishii, Masayuki Aiga | 2012-04-17 |
| 8120258 | Magnetron | Ayako Kumakura, Etsuo Saitou | 2012-02-21 |
| 7919924 | Magnetron and method of manufacturing magnetron anode vane | Etsuo Saitou, Takeshi Ishii | 2011-04-05 |
| 7906912 | Magnetron | Takeshi Ishii, Masayuki Aiga | 2011-03-15 |
| 7696697 | Magnetron | Takeshi Ishii, Masayuki Aiga | 2010-04-13 |
| 7687749 | Magnetron for microwave oven | Hiroshi Ochiai, Etsuo Saitou, Yoshimasa Suzuki | 2010-03-30 |
| 7548026 | Magnetron | Masayuki Aiga, Takeshi Ishii | 2009-06-16 |
| 7023137 | Magnetron | Takeshi Ishii, Takanori Handa, Masayuki Aiga | 2006-04-04 |
| 6670762 | Magnetron apparatus | Masayuki Aiga | 2003-12-30 |