Issued Patents 1994
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374909 | Stripline filter having internal ground electrodes | Takami Hirai | 1994-12-20 |
| 5373271 | Dielectric filter having coupling electrodes for connecting resonator electrodes, and method of adjusting frequency characteristic of the filter | Takami Hirai | 1994-12-13 |
| 5350721 | Dielectric ceramic composition containing ZNO-B203-SI02 glass, method of preparing the same, and resonator and filter using the dielectric ceramic composition | Masahiro Abe, Tsutomu Nanataki | 1994-09-27 |
| 5344695 | Dielectric filter having coupling electrodes for connecting resonator electrodes, and method of adjusting frequency characteristic of the filter | Takami Hirai | 1994-09-06 |
| 5332984 | Dielectric resonator or filter for microwave application, and method of producing the dielectric resonator or filter | Masahiro Abe, Tatsumi Sugiura, Tsutomu Nanataki | 1994-07-26 |
| 5304521 | Dielectric ceramic composition containing ZnO-B.sub.2 O.sub.3 -SiO.sub.2 glass, method of preparing the same, and resonator and filter using the dielectric ceramic composition | Masahiro Abe, Tsutomu Nanataki | 1994-04-19 |
| 5294750 | Ceramic packages and ceramic wiring board | Hiroaki Sakai, Takao Soma, Manabu Isomura | 1994-03-15 |
| 5292694 | Method of producing low temperature firing dielectric ceramic composition containing B.sub.2 O.sub.3 | Masahiro Abe, Tsutomu Nanataki | 1994-03-08 |
| 5290740 | Dielectric ceramic composition used for producing dielectric resonator or filter for microwave application | Masahiro Abe, Tatsumi Sugiura, Tsutomu Nanataki | 1994-03-01 |