Trio Kabushiki Kaisha

Organization

Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Satellite receiver
- Patent number 4,903,031
- Issue date Feb 20, 1990
- Trio Kabushiki Kaisha
- Tsuneo Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for multiplexing of input signals having diffe...
- Patent number 4,873,684
- Issue date Oct 10, 1989
- Trio Kabushiki Kaisha
- Hirokazu Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Satellite receiver
- Patent number 4,862,179
- Issue date Aug 29, 1989
- Trio Kabushiki Kaisha
- Tsuneo Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio communication system for communicating between two stations u...
- Patent number 4,850,030
- Issue date Jul 18, 1989
- Trio Kabushiki Kaisha
- Hiroyuki Hashimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency synthesizer suited for use in a time division multiplexin...
- Patent number 4,845,436
- Issue date Jul 4, 1989
- Trio Kabushiki Kaisha
- Hirokazu Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Time division multiplexing system for N channels in a frame unit base
- Patent number 4,825,436
- Issue date Apr 25, 1989
- Trio Kabushiki Kaisha
- Hirokazu Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker unit having two voice coils wound around a common coil bobbin
- Patent number 4,783,824
- Issue date Nov 8, 1988
- Trio Kabushiki Kaisha
- Yoshihiro Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for forming a hard carbon thin film on article and applicati...
- Patent number 4,772,513
- Issue date Sep 20, 1988
- Trio Kabushiki Kaisha
- Masakatsu Sakamoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Callsign display for transceiver
- Patent number 4,768,033
- Issue date Aug 30, 1988
- Trio Kabushiki Kaisha
- Shigeru Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information producing apparatus
- Patent number 4,677,258
- Issue date Jun 30, 1987
- Trio Kabushiki Kaisha
- Susumu Kawashima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power supply circuit
- Patent number 4,668,921
- Issue date May 26, 1987
- Trio Kabushiki Kaisha
- Eijiro Tamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
FM demodulator including PLL and improved circuitry for eliminating...
- Patent number 4,612,511
- Issue date Sep 16, 1986
- Trio Kabushiki Kaisha
- Michinori Naito
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable intermediate bandwidth AM receiver
- Patent number 4,598,426
- Issue date Jul 1, 1986
- Trio Kabushiki Kaisha
- Kazuo Shiojima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion cancel circuit in FM stereo
- Patent number 4,577,342
- Issue date Mar 18, 1986
- Trio Kabushiki Kaisha
- Michinori Naito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Current mirror circuit
- Patent number 4,573,019
- Issue date Feb 25, 1986
- Trio Kabushiki Kaisha
- Yuji Yamada
- G05 - CONTROLLING REGULATING
Information Patent Grant
FM Demodulator PLL with compensation for nonlinear varactor charact...
- Patent number 4,564,815
- Issue date Jan 14, 1986
- Trio Kabushiki Kaisha
- Michinori Naito
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion canceller for FM receiver
- Patent number 4,561,113
- Issue date Dec 24, 1985
- Trio Kabushiki Kaisha
- Michinori Naito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stereo MPX circuit
- Patent number 4,550,423
- Issue date Oct 29, 1985
- Trio Kabushiki Kaisha
- Michinori Naito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pickup arm driving control system with repeat playback function
- Patent number 4,535,437
- Issue date Aug 13, 1985
- Trio Kabushiki Kaisha
- Satoshi Hiranuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit for converting a staircase waveform into a smoothed analog...
- Patent number 4,517,520
- Issue date May 14, 1985
- Trio Kabushiki Kaisha
- Atsushi Ogawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable frequency passband circuit
- Patent number 4,516,078
- Issue date May 7, 1985
- Trio Kabushiki Kaisha
- Masaki Yanagihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transceiver
- Patent number 4,475,245
- Issue date Oct 2, 1984
- Trio Kabushiki Kaisha
- Takashi Iimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier circuit
- Patent number 4,472,688
- Issue date Sep 18, 1984
- Trio Kabushiki Kaisha
- Funada Saburo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Volume control apparatus
- Patent number 4,451,796
- Issue date May 29, 1984
- Trio Kabushiki Kaisha
- Satoshi Yasumura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal amplifying apparatus
- Patent number 4,441,085
- Issue date Apr 3, 1984
- Trio Kabushiki Kaisha
- Hideto Sakamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sampling pulse forming circuit for FM stereo demodulator
- Patent number 4,433,433
- Issue date Feb 21, 1984
- Trio Kabushiki Kaisha
- Atsushi Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quadrature detector using a double balanced differential circuit an...
- Patent number 4,431,970
- Issue date Feb 14, 1984
- Matsushita Electric Industrial Co., Ltd.
- Tatsumi Sumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Videodisc playback apparatus
- Patent number 4,425,587
- Issue date Jan 10, 1984
- Trio Kabushiki Kaisha
- Hirotaka Kurata
- G11 - INFORMATION STORAGE
Information Patent Grant
Bass-reflex type speaker system
- Patent number 4,413,703
- Issue date Nov 8, 1983
- Trio Kabushiki Kaisha
- Harumitsu Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-speed playback for videodiscs
- Patent number 4,414,584
- Issue date Nov 8, 1983
- Trio Kabushiki Kaisha
- Hirotaka Kurata
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73576068 - DCL
- Serial number 73576068
- Registration number 1443916
- Filing date Jan 2, 1986
- TRIO KABUSHIKI KAISHA
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73483233
- Serial number 73483233
- Registration number 1373501
- Filing date Jun 1, 1984
- TRIO KABUSHIKI KAISHA
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73453843 - KENWOOD
- Serial number 73453843
- Registration number 1355018
- Filing date Nov 21, 1983
- TRIO KABUSHIKI KAISHA
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73176554 - TRIO
- Serial number 73176554
- Registration number 1190481
- Filing date Jun 29, 1978
- Trio Kabushiki Kaisha
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Trio Kabushiki Kaisha

Organization

Patents Grantslast 30 patents

Satellite receiver

Method and apparatus for multiplexing of input signals having diffe...

Satellite receiver

Radio communication system for communicating between two stations u...

Frequency synthesizer suited for use in a time division multiplexin...

Time division multiplexing system for N channels in a frame unit base

Speaker unit having two voice coils wound around a common coil bobbin

Method for forming a hard carbon thin film on article and applicati...

Callsign display for transceiver

Information producing apparatus

Power supply circuit

FM demodulator including PLL and improved circuitry for eliminating...

Variable intermediate bandwidth AM receiver

Distortion cancel circuit in FM stereo

Current mirror circuit

FM Demodulator PLL with compensation for nonlinear varactor charact...

Distortion canceller for FM receiver

Stereo MPX circuit

Pickup arm driving control system with repeat playback function

Circuit for converting a staircase waveform into a smoothed analog...

Variable frequency passband circuit

Transceiver

Amplifier circuit

Volume control apparatus

Signal amplifying apparatus

Sampling pulse forming circuit for FM stereo demodulator

Quadrature detector using a double balanced differential circuit an...

Videodisc playback apparatus

Bass-reflex type speaker system

High-speed playback for videodiscs

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

73576068 - DCL

73483233

73453843 - KENWOOD

73176554 - TRIO