Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6144267 | Non-Radiative dielectric line assembly | Toru Tanizaki, Hiroshi Nishida, Ikuo Takakuwa, Yoshinori Taguchi | 2000-11-07 |
| 6104264 | Dielectric waveguide of a laminated structure | Yohei Ishikawa, Toru Tanizaki, Hiroshi Nishida | 2000-08-15 |
| 6031433 | Dielectric waveguide | Toru Tanizaki, Hiroshi Nishida | 2000-02-29 |
| 6008755 | Antenna-shared distributor and transmission and receiving apparatus using same | Yohei Ishikawa, Toru Tanizaki, Hiroshi Nishida | 1999-12-28 |
| 5990764 | Dielectric waveguide with at least one dielectric resonator and a plurality of dielectric strips coupled with said at least one resonator | Toru Tanizaki, Hiroshi Nishida | 1999-11-23 |
| 5982255 | LSM and LSE mode dielectric waveguide having propagating and non-propagating regions | Toru Tanizaki, Hiroshi Nishida | 1999-11-09 |
| 5920245 | Nonradiative dielectric line apparatus including a specifically oriented circuit board | Yohei Ishikawa, Toru Tanizaki, Hiroshi Nishida, Sadao Yamashita | 1999-07-06 |
| 5861782 | Nonradiative dielectric waveguide and method of producing the same | — | 1999-01-19 |
| 5770989 | Nonradiative dielectric line apparatus and instrument for measuring characteristics of a circuit board | Yohei Ishikawa, Toru Tanizaki, Hiroshi Nishida, Sadao Yamashita | 1998-06-23 |
| 5546092 | GPS receiver | Takayuki Kurokawa, Shigemasa Matsubara, Masayoshi Nawa, Kazuo Kobayashi | 1996-08-13 |
| 5414389 | Attenuator circuit | Takashi Watanabe | 1995-05-09 |
| 4730289 | Magnetic-optical disc memory system and apparatus for switching header and data information | Toshimitsu Kaku | 1988-03-08 |
| 4646103 | Optical recording method | Hisataka Sugiyama, Kazuo Shigematsu, Takeshi Maeda, Wasao Takasugi | 1987-02-24 |