Issued Patents All Time
Showing 101–121 of 121 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273856 | Apparatus and methods for METS measurement by accelerometer and minute ventilation sensors | Bruce R. Jones, Donald L. Hopper, Wyatt Stahl | 2001-08-14 |
| 6230055 | Method and apparatus for adaptive tachycardia and fibrillation discrimination | Martin Tze, Bruce H. KenKnight, Yatheendhar D. Manicka | 2001-05-08 |
| 6181751 | Multi-stage detection system in digital demodulator | — | 2001-01-30 |
| 6129745 | Medical device for automatic diagnosis of undersensing by timing | Eric S. Olson, John C. Rueter, Michael F. Hess | 2000-10-10 |
| 5999574 | Digital filter system, carrier reproduction circuit using the digital filter system, and demodulation circuit using the carrier reproduction circuit | Hirofumi Yamauchi, Michio Nakajima | 1999-12-07 |
| 5861019 | Implantable medical device microstrip telemetry antenna | Gregory J. Haubrich, Garry L. Dublin | 1999-01-19 |
| 5856934 | Digital filter system | Michio Nakajima | 1999-01-05 |
| 5831488 | Digital phase modulator formed with a fixed-point digital signal processor | Michio Nakajima | 1998-11-03 |
| 5782888 | Method of selecting an operating mode for an implantable medical device | Eric J. Panken, William J. Combs | 1998-07-21 |
| 5778881 | Method and apparatus for discriminating P and R waves | Eric J. Panken, William J. Combs | 1998-07-14 |
| 5755739 | Adaptive and morphological system for discriminating P-waves and R-waves inside the human body | Pamela Ann Abshire, Eric J. Panken, William J. Combs | 1998-05-26 |
| 5730142 | Method and apparatus for detecting tachycardia | Eric J. Panken, William J. Combs | 1998-03-24 |
| 5710996 | Adaptive noise canceling system and FM radio communication receiver using said system | Shigeki Kajimoto | 1998-01-20 |
| 5691929 | 90-degree phase shift network, system for controlling a 90-degree phase shift characteristic of the network, linearizer using all-pass filters, and system for controlling the linearizer | — | 1997-11-25 |
| 5654909 | 90-degree digital phase shift network and linearizer using all-pass digital filters | — | 1997-08-05 |
| 5614862 | Digital demodulator for a frequency modulated signal and an amplitude modulated signal | — | 1997-03-25 |
| 5555453 | Radio communication system | Shigeki Kajimoto | 1996-09-10 |
| 5548243 | Demodulator for demodulating a single side band signal, a real zero single side band signal and a frequency modulated signal, and a carrier signal reproducing circuit for the demodulator | Shigeki Kajimoto | 1996-08-20 |
| 5530660 | Digital band pass elliptic filter system | Shigeki Kajimoto | 1996-06-25 |
| 5506548 | SSB modulator for adjusting the carrier amplitude level of a modulated SSB signal | Shigeki Kajimoto | 1996-04-09 |
| 5479362 | Digital band pass elliptic filter system | Shigeki Kajimoto | 1995-12-26 |