Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12364967 | Adsorbent particles, method for producing adsorbent particles, base material particles, filling column and method for recovering rare earth element | Masahiro Aoshima, Masaru Watanabe | 2025-07-22 |
| 12280357 | Adsorbent particles, base particle, packed column, and method for recovering rare-earth element | Masahiro Aoshima, Masaru Watanabe | 2025-04-22 |
| 11556070 | Carrier core material and electrophotographic development carrier using same and electrophotographic developer | Takeshi Kawauchi, Hiroyuki Miyano | 2023-01-17 |
| 10759937 | Polyketone composition including epoxy compound, cured polyketone, optical element, and image display device | Hiroshi Matsutani, Nanako Mizuguchi, Satoshi Asaka, Misao Inaba, Keiko KUDOH +1 more | 2020-09-01 |
| 9964878 | Carrier core material and electrophotographic development carrier using same and electrophotographic developer | Shinya Sasaki | 2018-05-08 |
| 9740129 | Ferrite particles, carrier for electrophotographic development using same, and developer for electrophotography | Shinya Sasaki, Haruka Seki | 2017-08-22 |
| 7518472 | Transmission line connecting structure and transmission/reception device | Kazutaka Mukaiyama, Shigeyuki Mikami | 2009-04-14 |
| 7253781 | Antenna device radio unit and radar | Tomoshige FURUHI | 2007-08-07 |
| 6891452 | High-frequency circuit device and transmitter/receiver | Shigeyuki Mikami, Hiroyasu Matsuzaki, Kazutaka Mukaiyama, Koichi Sakamoto, Tetsuya Kouchi | 2005-05-10 |
| 6882300 | Guide marker and visual guide marker device | Fuminori Nakamura, Toru Tanizaki, Taiyo Nishiyama | 2005-04-19 |
| 6861920 | COMPLEX CIRCUIT BOARD, NONRECIPROCAL CIRCUIT DEVICE, RESONATOR, FILTER, DUPLEXER COMMUNICATIONS DEVICE, CIRCUIT MODULE, COMPLEX CIRCUIT BOARD MANUFACTURING METHOD, AND NONRECIPROCAL CIRCUIT DEVICE MANUFACTURING METHOD | Hiromu Tokudera, Kei Matsutani | 2005-03-01 |
| 6828867 | Slot electrode dielectric resonator, inductor, capacitor, dielectric filter, oscillator, and communication device | Kenichi Iio, Hiroaki Tanaka, Yutaka Ida | 2004-12-07 |
| 6778031 | High-frequency circuit device using slot line and communication apparatus having high frequency circuit device | Takahiro Baba, Koichi Sakamoto, Shigeyuki Mikami, Hiroyasu Matsuzaki, Takatoshi Kato +1 more | 2004-08-17 |
| 6717492 | Planar dielectric integrated circuit with line conversion conductor patterns | Koichi Sakamoto, Sadao Yamashita, Kenichi Iio | 2004-04-06 |
| 6646516 | COMPLEX CIRCUIT BOARD, NONRECIPROCAL CIRCUIT DEVICE, RESONATOR, FILTER, DUPLEXER, COMMUNICATIONS DEVICE, CIRCUIT MODULE, COMPLEX CIRCUIT BOARD MANUFACTURING METHOD, AND NONRECIPROCAL CIRCUIT DEVICE MANUFACTURING METHOD | Hiromu Tokudera, Kei Matsutani | 2003-11-11 |
| 6628230 | Radio frequency module, communication device, and radar device | Shigeyuki Mikami, Tetsuya Kouchi, Hiroyasu Matsuzaki, Kazutaka Mukaiyama, Koichi Sakamoto +2 more | 2003-09-30 |
| 6563477 | Antenna apparatus and transmission and receiving apparatus using same | Toru Tanizaki, Fuminori Nakamura, Ikuo Takakuwa | 2003-05-13 |
| 6556107 | Dielectric resonator, inductor, capacitor, dielectric filter, oscillator, and communication device | Kenichi Iio, Hiroaki Tanaka, Yutaka Ida | 2003-04-29 |
| 6515554 | High-frequency circuit device and communication apparatus | Kenichi Iio, Takatoshi Kato, Koichi Sakamoto | 2003-02-04 |
| 6504456 | Communication device having a spurious wave blocking circuit formed of a plural fundamental pattern | Kenichi Iio | 2003-01-07 |
| 6486754 | Resonator, filter, duplexer, and communication device | Seiji Hidaka, Michiaki Ota, Shin Abe | 2002-11-26 |
| 6472960 | Complex circuit board with an electrode and air gap between dielectric and magnetic substrates | Hiromu Tokudera, Kei Matsutani | 2002-10-29 |
| 6449307 | Apparatus for measuring electrical characteristics of circuit | Hiroaki Tanaka, Tetsuya Kochi | 2002-09-10 |
| 6445255 | Planar dielectric integrated circuit | Koichi Sakamoto, Sadao Yamashita, Kenichi Iio | 2002-09-03 |
| 6411181 | Dielectric resonator, inductor, capacitor, dielectric filter, oscillator, and communication device | Kenichi Iio, Hiroaki Tanaka, Yutaka Ida | 2002-06-25 |