1
Masataka Saito: Single use medical needle. Nixon & Vanderhye, June 15, 1993: US05219339 (92 worldwide citation)

This invention relates to a medical needle used for injection, drip infusion, blood sampling, biopsy, puncture, examination, artificial dialysis, indwelling and so forth, and more particularly to a medical needle for single use such as a so-called disposable injection needle, has as its object the p ...


2
Masataka Saito, I Fusanori: Audio amplifying circuit. Matsushita Electric Industrial, Stevens Davis Miller & Mosher, April 6, 1993: US05200709 (15 worldwide citation)

An amplifying circuit of the invention comprises: a high frequency amplifying circuit for amplifying high frequency; a low frequency amplifying circuit for amplifying a low frequency; input filters which are provided on the input side of the respective amplifying circuits so as to pass the frequency ...


3
Akira Toyama, Kazuhiko Hakuta, Masayoshi Nakamura, Masataka Saito: Waveform data compression apparatus. Nippon Precision Circuits, Matsushita Electric Industrial, Jordan and Hamburg, March 10, 1998: US05727085 (15 worldwide citation)

In an APC system waveform dam compression apparatus which generates an optimum prediction coefficient utilizing a block calculation process in a first mode and generating prediction data utilizing a block calculation process based on this optimum prediction coefficient in a second mode with respect ...


4
Atsushi Nagayoshi, Koichi Higuchi, Kazutoshi Yamaguchi, Eiichi Takakura, Masataka Saito, I Fusanori: Acoustic reproducing apparatus. Matsushita Electric Industrial, Cushman Darby & Cushman, May 2, 1995: US05412733 (5 worldwide citation)

The present invention relates to an acoustic reproducing apparatus which is suitable particularly for listening to reproduced sound with noise through an open-air-type head phone. A sound leakage frequency band, when a head phone is loaded is measured in advance, and operation of a filter attenuatin ...