Issued Patents All Time
Showing 101–125 of 126 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6204739 | Dielectric resonant apparatus | Takatoshi Kato, Kenichi Iio, Sadao Yamashita | 2001-03-20 |
| 6188360 | Radio-frequency radiation source, radio frequency radiation source array, antenna module, and radio equipment | Takatoshi Kato, Kenichi Iio, Yohei Ishikawa | 2001-02-13 |
| 6175335 | Dielectric lens antenna having heating body and radio equipment including the same | Yohei Ishikawa, Hideaki Yamada, Fuminori Nakamura | 2001-01-16 |
| 6172572 | Dielectric resonator, dielectric filter, dielectric duplexer, and oscillator | Takehisa Kajikawa, Sadao Yamashita | 2001-01-09 |
| 6169301 | Planar dielectric integrated circuit | Yohei Ishikawa, Sadao Yamashita, Takehisa Kajikawa | 2001-01-02 |
| 6166614 | Nonradiative planar dielectric line and integrated circuit | Yohei Ishikawa, Atsushi Saitoh, Kenichi Iio | 2000-12-26 |
| 6163688 | Oscillator and communications device | Yasutaka Fujii, Sadao Yamashita, Kenichi Iio, Takehisa Kajikawa | 2000-12-19 |
| 6154875 | Graphical programming system that allows easy handling of data structures and creation of programs by manipulating graphic components | Yuzuru Tanaka, Satoshi Kikuchi, Takamoto Imataki, Munechika Nishida | 2000-11-28 |
| 6144690 | Melting method using cold crucible induction melting apparatus | Tatsuhiko Kusamichi, Hitoshi Ishida, Shingo Ninagawa, Motohiro Nagao, Katsuyuki Yoshikawa | 2000-11-07 |
| 6100554 | High-frequency semiconductor device | Yohei Ishikawa | 2000-08-08 |
| 6087912 | High frequency multi-layer module comprising a dielectric resonator | Kenichi Iio, Sadao Yamashita, Yohei Ishikawa | 2000-07-11 |
| 6052087 | Antenna device and radar module | Yohei Ishikawa, Kenichi Iio, Hideaki Yamada | 2000-04-18 |
| 6016090 | Dielectric resonator apparatus and high-frequency module | Kenichi Iio, Sadao Yamashita, Toshihiro HIRATSUKA, Tomiya Sonoda, Shigeyuki Mikami | 2000-01-18 |
| 5982032 | Electronic device having FETs on a low dielectric constant GaAs base member and passive elements on a high dielectric constant base member | Yohei Ishikawa, Hiroaki Tanaka | 1999-11-09 |
| 5970401 | Balanced-type mixer having circuit board | Hiroshi Nishida, Toru Tanizaki | 1999-10-19 |
| 5889297 | High frequency semiconductor device with slots | Yohei Ishikawa | 1999-03-30 |
| 5879419 | Method for producing superheavy oil emulsion fuel | Noboru Moriyama, Akio Hiraki, Toshimitsu Ichinose | 1999-03-09 |
| 5874859 | High-frequency amplifier integrated-circuit device | Nobumitsu Amachi, Yasushi Yamamoto, Mitsuhiro Tsuchioka | 1999-02-23 |
| 5872485 | Dielectric line waveguide which forms electronic circuits | Yohei Ishikawa, Sadao Yamashita, Takehisa Kajikawa | 1999-02-16 |
| 5867707 | Device for building programs employing objects linkage information | Munechika Nishida, Akefumi Kumeta, Yuzuru Tanaka | 1999-02-02 |
| 5851245 | Method for producing superheavy oil emulsion fuel and fuel produced thereby | Noboru Moriyama, Akio Hiraki, Toshimitsu Ichinose | 1998-12-22 |
| 5770163 | System for the recovery of ammonia escaping from an ammonia reduction denitrator | Tadashi Gengo, Norihisa Kobayashi | 1998-06-23 |
| 5754808 | Method for implementing a program for an object-oriented programming system using graphics | Yuzuru Tanaka, Munechika Nishida, Satoshi Kikuchi, Takamoto Imataki | 1998-05-19 |
| 5686753 | Schottky barrier diode having a mesa structure | Tomoyasu Miyata, Katsutoshi Toyama, Masaaki Sueyoshi | 1997-11-11 |
| 5672904 | Schottky carrier diode with plasma treated layer | Tomoyasu Miyata | 1997-09-30 |