1
Atsushi Nagata, Yutaka Uekawa, Takanori Senoo, Kenichi Takahashi: Method and apparatus for protection of signal copy. Matsushita Electric Industrial, Wenderoth Lind & Ponack, December 18, 1990: US04979210 (292 worldwide citation)

An apparatus for the protection of signal copy for prevention unauthorized copying of music software such as records, compact discs and music tape by recording is arranged such that when recording audio signals on a medium, certain supplemental information is added to the audio signal to be recorded ...


2
Atsushi Nagata, Yutaka Uekawa, Takanori Senoo, Kenichi Takahashi: Method and apparatus for the protection of signal copy. Matsushita Electric Industrial, Wenderoth Lind & Ponack, December 17, 1991: US05073925 (217 worldwide citation)

An apparatus for the protection of signal copy for preventing unauthorized copying of music software such as records, compact discs and music tape by recording is arranged such that when recording audio signals on a medium, certain supplemental information is added to the audio signal to be recorded ...


3
Atsushi Nagata, Kenichi Takahashi, Nobuyasu Takeguchi: Moving image signal encoding apparatus and decoding apparatus. Matsushita Electric Industrial, Wenderoth Lind & Ponack, May 12, 1992: US05113255 (111 worldwide citation)

A moving image signal encoding apparatus includes: a frame decimating circuit for extracting encoded frames from an input moving image signal at specified intervals; a frame interpolating circuit for obtaining an interpolated frame between the encoded frames, and a circuit for obtaining an error for ...


4
Kenichi Takahashi, Minako Takeishi, Hiroshi Onishi: Signal processing circuit for spread spectrum communications. Matsushita Electric Industrial, Lowe Price LeBlanc & Becker, January 30, 1996: US05488629 (76 worldwide citation)

A signal processing circuit provided with a frequency conversion circuit for converting a spread quadrature modulation signal of a carrier band into a baseband signal, a first correlator, a second correlator, a third correlator, a fourth correlator spreading code, a decoding circuit for decoding dat ...


5
Akihiko Matsuoka, Masayuki Orihashi, Kenichi Takahashi: Demodulator apparatus for digital radio communication receiver providing pseudo-coherent quadrature demodulation based on periodic estimation of frequency offset. Matsushita Electric Industrial, Lowe Hauptman Gopstein Gilman & Berner, September 15, 1998: US05809009 (73 worldwide citation)

A demoodulator apparatus for a TDM radio receiver successively compares a sampled quadrature baseband signal with a known pilot symbol sequence to detect timings of correlation with a periodically received pilot symbol sequence, with a resultant correlation signal being used in generating a frame sy ...


6
Kenichi Takahashi, Tomonori Mimura, Naoto Oki, Kyoko Imai, Isao Shindo, Kahei Shiraishi: Automatic analyzer having cuvette cleaning control device. Hitachi, Fay Sharpe Beall Fagan Minnich & McKee, April 21, 1998: US05741461 (54 worldwide citation)

Before analysis, the correspondence between the vessel positions and the reaction vessels held in the vessel positions respectively at the time of completion of all the operations of a turntable upon completion of the last analysis are stored in a computer in advance. When a start switch is turned o ...


7
Sadatoshi Furusawa, Kinzo Narumo, Kenichi Takahashi: Electric connector having depressible contact pieces capable of conveying a relatively large current. Honda Tsushin Kogyo, Arent Fox Kintner Plotkin & Kahn, June 5, 2001: US06241560 (53 worldwide citation)

Disclosed is an improved electric connector having depressible probe pins each comprising movable and stationary contact pieces. The movable contact piece comprises a front projection and a rear convergence integrally connected to the front projection. The probe pin is press-fitted in a selected pin ...


8
Iwao Sakaguchi, Kunihiko Osaka, Shigenori Hokari, Kenichi Takahashi: Intracranial pressure gauge. Naganokeiki Seisakujo Company, Birch Stewart Kolasch & Birch, October 19, 1982: US04354506 (52 worldwide citation)

The present disclosure is directed to an intracranial pressure gauge which comprises a powerless resonance circuit composed of a coil and a condenser; a sensor equipped with a pressure-sensitive section capable, when implanted under the scalp, of changing either the inductance of the said coil or th ...


9
Akikazu Amagai, Motoharu Takeuchi, Kenichi Takahashi: Alkyl sulfide type episulfide compound. Mitsubishi Gas Chemical Company, Frishauf Holtz Goodman Langer & Chick P C, September 15, 1998: US05807975 (49 worldwide citation)

An alkyl sulfide type episulfide compound represented by the following general formula (I) or (II) is herein disclosed: ##STR1## A material obtained by polymerizing/curing the above-mentioned compound is desirable as an optical material for various purposes, particularly a lens material for spectacl ...


10
Kotaro Harigane, Kenichi Takahashi, Hirokazu Shudo, Shuichi Tando: Apparatus for mounting chip type circuit elements on printed circuit boards. Tokyo Denki Kagaku Kogyo Kabushiki Kaisha, Steinberg & Raskin, February 8, 1983: US04372802 (48 worldwide citation)

Apparatus for mounting chip type circuit elements on a printed circuit board include a supply unit for supplying chip type circuit elements, a plurality of pallets adapted to be connected intermittently in a longitudinal direction, a sequence head adapted to shift the circuit elements onto the palle ...