Inventor
TAMAI SEIICHIRO
JP11 patents
Patents
11 patentsUS7049969B2May 23, 2006
Liquid detection sensor and liquid detection apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD66 citations97
US5418357AMay 23, 1995
Bar-code reader permitting selective use of a whole or a part of an image sensor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD305 citations97
US7031946B1Apr 18, 2006
Information recording medium, noncontact IC tag, access device, access system, life cycle management system, input/output method, and access method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD115 citations92
US7208811B2Apr 24, 2007
Photo-detecting device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations83
US7411232B2Aug 12, 2008
Semiconductor photodetecting device and method of manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US7183581B2Feb 27, 2007
Optical transmission module for use in high-speed optical fiber communication
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US6826224B2Nov 30, 2004
High-power semiconductor laser array apparatus that outputs laser lights matched in wavelength and phase, manufacturing method therefor, and multi-wavelength laser emitting apparatus using such high-power semiconductor laser array apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5471041ANov 28, 1995
Bar-code reader device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations72
US6904068B2Jun 7, 2005
Semiconductor laser device and multiple wavelength laser light emitting apparatus employing the semiconductor laser device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US6556606B2Apr 29, 2003
High-powered semiconductor laser array apparatus in which the wavelength and phase of laser beams from semiconductor laser units above can be matched those of laser beams from semiconductor laser units below, manufacturing method of the semiconductor laser array apparatus and multi-wavelength laser emitting apparatus using the semiconductor laser array apparatuses
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US5349171ASep 20, 1994
Bar code reader
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations60