Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11084022 | Pd-supporting Zr-based composite oxide | Kyosuke Murakami, Keiichi Narita, Satoshi Matsueda, Michio Tanaka, Tadatoshi Murota +1 more | 2021-08-10 |
| 10258964 | Composite oxide | Tadatoshi Murota, Tomonori Tahara | 2019-04-16 |
| 9191145 | Communications apparatus, multiplex communications apparatus, communications system, and communication method | Hiroshi Ogiwara, Tsutomu Aiba, Kouichi Ogihara | 2015-11-17 |
| 9157857 | Electromagnetic wave measurement device, measurement method, and recording medium | Kazunori Shiota, Masaichi HASHIMOTO, Akiyoshi Irisawa | 2015-10-13 |
| 9122084 | Phase modulation apparatus | Kouichi Ogihara, Jun Endo, Mikio Yoneyama | 2015-09-01 |
| 7995930 | Optical receiver using Mach-Zehnder interferometer | Mikio Yoneyama, Fumiaki Saitou, Yosuke Takeuchi, Kazushige Yonenaga, Shoichiro Kuwahara +3 more | 2011-08-09 |
| 7606545 | Portable radio terminal and AFC control method | Mariko Matsumoto | 2009-10-20 |
| 7405394 | Gas cluster-ion irradiation apparatus | Shinji Sasaki, Kenji Furusawa, Jiro Matsuo, Toshio Seki | 2008-07-29 |
| 7305219 | Portable radio terminal and AFC control method | Mariko Matsumoto | 2007-12-04 |
| 7043216 | Portable radio terminal and AFC control method | Mariko Matsumoto | 2006-05-09 |
| 6996156 | CDMA receiver capable of estimation of frequency offset in high precision | — | 2006-02-07 |
| 6891908 | Portable radio system and portable radio equipment to be used in the same and frequency error prediction method used therefor | Mariko Matsu Moto | 2005-05-10 |
| 6302576 | Soft decision estimation unit and maximum-likelihood sequence estimation unit | Hiroshi Hayashi, Tomoko Tanaka, Noriaki Kondoh | 2001-10-16 |
| 6272167 | Spread spectrum communication system | — | 2001-08-07 |
| 6246730 | Method and arrangement for differentially detecting an MPSK signal using a plurality of past symbol data | — | 2001-06-12 |
| 6157687 | Rake receiving system with fingers selectively participating rake synthesis | — | 2000-12-05 |
| 6061778 | Digital signal processor for detecting out-of-sync and jitter from two clock signals and controlling the interpolation based on deviation and jitter amount | Hideo Sano | 2000-05-09 |
| 5999560 | Rake reception method for a spread spectrum signal | — | 1999-12-07 |
| 5978758 | Vector quantizer with first quantization using input and base vectors and second quantization using input vector and first quantization output | — | 1999-11-02 |
| 5966413 | Digital demodulator and method of operation | — | 1999-10-12 |
| 5946361 | Viterbi decoding method and circuit with accelerated back-tracing and efficient path metric calculation | Satoru Araki, Yoshihito Shimazaki | 1999-08-31 |
| 5907586 | Method and device for signal decision, receiver and channel condition estimating method for a coding communication system | Hiroshi Katsuragawa | 1999-05-25 |
| 5859914 | Acoustic echo canceler | Yoshihiro Ono | 1999-01-12 |
| 5839444 | Deglutition assisting instrument | Hiroyuki Komatsu, Kuniyuki Komatsu | 1998-11-24 |
| 5787127 | Viterbi decoding method and apparatus with balance among memory and processing requirements | Hiroshi Katsuragawa | 1998-07-28 |