48 US patents granted on 09 January 2007 and assigned to Matsushita
| 1 | D535,028 | Blood pressure monitor |
| 2 | D534,899 | Speaker |
| 3 | 7,162,726 | Disk apparatus |
| 4 | 7,162,487 | Information filtering system and information filtering method |
| 5 | 7,162,206 | Test apparatus, mobile terminal apparatus, test method |
| 6 | 7,162,147 | Data storage medium and apparatus and method for reproducing the data from the same |
| 7 | 7,162,144 | Data recording apparatus, medium and information package |
| 8 | 7,162,142 | Data playback apparatus, data playback method, storage medium, and data structure |
| 9 | 7,161,958 | Radio communication system and multicast communication method |
| 10 | 7,161,895 | OFDM-CDMA communication terminal apparatus and method |
| 11 | 7,161,890 | Optical head device and optical information device using this and computer optical disk player car navigation system optical disk recorder and optical disk server using this optical information device |
| 12 | 7,161,884 | Information disc recording/playback apparatus and method for counting pulses and controlling a rotation speed of an information disc |
| 13 | 7,161,876 | Magneto-optical recording medium, and method for recording information in a recording layer |
| 14 | 7,161,859 | Semiconductor integrated circuit |
| 15 | 7,161,832 | Non-volatile semiconductor memory device |
| 16 | 7,161,815 | Constant current drooping switching power supply |
| 17 | 7,161,762 | Magnetic recording and reproduction apparatus |
| 18 | 7,161,742 | Small zoom lens, and digital camera and video camera both having same |
| 19 | 7,161,707 | Digital printer |
| 20 | 7,161,616 | Image processing device and monitoring system |
| 21 | 7,161,588 | Touch panel and electronic apparatus using the same |
| 22 | 7,161,583 | Input device and method for detecting contact position |
| 23 | 7,161,574 | Liquid crystal display element driving method and liquid crystal display using the same |
| 24 | 7,161,555 | Dielectric antenna and radio device using the same |
| 25 | 7,161,519 | PWM modulation circuit and class D amplifier using such PWM modulation circuit |
| 26 | 7,161,508 | Variable length coding method and variable length decoding method |
| 27 | 7,161,503 | Mark delivery system, center apparatus, terminal, map data delivery system, center apparatus, and terminal |
| 28 | 7,161,464 | Vehicle security system and method of controlling the same |
| 29 | 7,161,459 | Chip-type electronic component and chip resistor |
| 30 | 7,161,450 | Microwave transmission line having dielectric film layers providing negative space charge effects |
| 31 | 7,161,371 | Module part |
| 32 | 7,161,352 | Beam current measuring device and apparatus using the same |
| 33 | 7,161,326 | Battery-powered electrical device having a detachable battery pack |
| 34 | 7,161,302 | High lamp-power lighting system and fluorescent lamp |
| 35 | 7,161,298 | Plasma display unit |
| 36 | 7,161,297 | Electron emission thin-film, plasma display panel comprising it and method of manufacturing them |
| 37 | 7,161,287 | Green emitting yttrium silicate phosphor and cathode-ray tube using the same |
| 38 | 7,161,252 | Module component |
| 39 | 7,161,241 | Multi-layer board |
| 40 | 7,161,197 | RF switching circuit for use in mobile communication systems |
| 41 | 7,161,188 | Semiconductor light emitting element, semiconductor light emitting device, and method for fabricating semiconductor light emitting element |
| 42 | 7,161,151 | Plastic identifying method |
| 43 | 7,161,127 | Automatic focusing apparatus and automatic focusing method using an index value based on background color information |
| 44 | 7,161,103 | Moveable contact assembly, method of manufacturing the same, and switch using the same |
| 45 | 7,160,934 | Ink for ink-jet recording, and ink cartridge and recording apparatus including the same |
| 46 | 7,160,863 | Transmembrane nfat inhibitory peptide |
| 47 | 7,160,748 | Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device |
| 48 | 7,160,031 | Thrust dynamic pressure bearing, spindle motor using the same, and information recording and reproducing apparatus using them |
