Issued Patents All Time
Showing 26–50 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D384665 | Digital audio discplayer | Masafumi Ito, Hiroyuki Watanabe, Yukio Iikura | 1997-10-07 |
| D384349 | Tape recorder | Masafumi Ito, Hiroyuki Watanabe | 1997-09-30 |
| D383461 | Combined amplifier and radio tuner | Masafumi Ito, Hiroyuki Watanabe, Yukio Iikura | 1997-09-09 |
| D381658 | Combined digital audio disc player, radio tuner, amplifier and tape recorder | Masafumi Ito, Hiroyuki Watanabe, Yukio Iikura | 1997-07-29 |
| D380755 | Tape recorder | Masafumi Ito, Hiroyuki Watanabe, Yukio Iikura | 1997-07-08 |
| D377176 | Speaker box | Masafumi Ito, Hiroyuki Watanabe | 1997-01-07 |
| D374233 | Speaker box | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1996-10-01 |
| D372915 | Combined tuner and amplifier | Masafumi Ito, Shigeru Hasegawa, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1996-08-20 |
| D367275 | Combined amplifier and radio tuner | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1996-02-20 |
| D365822 | Front panel for a combined digital audio disc player, radio receiver, amplifier tape recorder and speakers | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1996-01-02 |
| D353440 | Water purifier | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1994-12-13 |
| D351932 | Air cleaner | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1994-11-01 |
| D350355 | Graphic equalizer | Masafumi Ito, Haruki Takita | 1994-09-06 |
| D349288 | Combined digital audio disc player and radio receiver | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1994-08-02 |
| D345561 | Combined tape recorder and amplifier | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1994-03-29 |
| D344940 | Video tape recorder | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1994-03-08 |
| D343393 | Combined digital audio disc player, radio receiver, amplifier and tape recorder | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1994-01-18 |
| D342255 | Loudspeaker box | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe | 1993-12-14 |
| D341832 | Combined amplifier and radio receiver | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1993-11-30 |
| D339587 | Combined digital audio disk player and tape recorder | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1993-09-21 |
| D339135 | Digital audio disc player | Masafumi Ito, Hiroyuki Watanabe, Yukio Iikura | 1993-09-07 |
| D339134 | Digital audio disc player | Masafumi Ito, Hiroyuki Watanabe | 1993-09-07 |
| D338671 | Streaming cassette tape drive | Masafumi Ito, Shigeru Hasegawa, Haruki Takita, Hiroyuki Watanabe, Keiji Tsunoda | 1993-08-24 |
| D335496 | Combined data recording and reproducing instrument | Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima | 1993-05-11 |
| D334931 | Tape recorder | Masafumi Ito, Haruki Takita, Hiroyuki Watanabe, Yukio Iikura | 1993-04-20 |