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Expired patents of:
Sanyo Electric Co., Ltd.

Displaying 1 to 50 of 272 patents. (Retrieval took 3.371 seconds.)

 Patent TitleExpired:
1.Noodle making machine with a plurality of interchangeable feed units2007-02-28
2.Image forming apparatus2007-02-28
3.Folding electronic apparatus2007-02-25
4.Motor servo system2007-02-21
5.Bit compression circuit used for a delta sigma type digital-to-analog converter2007-02-21
6.Thermal insulation box2007-02-14
7.Massage machine of chair type2007-01-28
8.UV-fixable thermal recording apparatus and recording method2007-01-26
9.Pitch-synchronous speech coding by applying multiple analysis to select and align a plurality of types of code vectors2007-01-26
10.Refrigerating system with compressor cooled by liquid refrigerant2007-01-17
11.Temperature control apparatus2007-01-17
12.Microcomputer with multiple memories for storing data2007-01-14
13.Stencil mask for photochemical reaction process and method of making the same2007-01-12
14.Control device for an air conditioner2007-01-10
15.Coin processor for use with automatic vending machines2007-01-10
16.Surface lighting device2007-01-07
17.Stereoscopic display2007-01-05
18.Method of forming crystalline silicon film and solar cell obtained thereby2007-01-03
19.Image transmission apparatus2006-12-31
20.Method and apparatus for recording with a magneto-optical recording medium applying one period of an alternating magnetic field to a unit domain length2006-12-31
21.Clothes dryer2006-12-29
22.Method and apparatus for controlling an air conditioner with a solor cell2006-12-27
23.Floating head slider and magnetic head for magnetic recording and reproducing2006-12-27
24.Voltage generation circuit and display unit comprising voltage generation circuit2006-12-24
25.Hydrogen absorbing alloys2006-12-22
26.Air conditioner2006-12-13
27.Disk playback device and method of controlling the device2006-12-08
28.Digital transmission/receiving method, digital communications method, and data receiving apparatus2006-12-01
29.Electric shaver with two rows of outer blades2006-11-29
30.Refrigerator oil composition containing phenolic antioxidant amine and phosphoric triester components2006-11-29
31.Optical disk unit using a single demodulator circuit for demodulating two disk players2006-11-24
32.Read/write control method and circuit for a sound recording/reproducing device2006-11-24
33.Sealing device for gas compressor-expander2006-11-19
34.Method of manufacturing hydrogen-absorbing alloy electrode2006-11-19
35.Magnetic recording-reproduction device2006-11-19
36.Heterostructure semiconductor device and method of fabricating same2006-11-17
37.Document preparing apparatus capable of relocating cells forming a table and resetting cell size2006-11-10
38.Air conditioner having refrigerant pressure control means and driving control method therefor2006-11-03
39.Air conditioner2006-10-25
40.Secondary battery and manufacturing method therefor2006-10-25
41.Magneto-optical disc control system and method for avoiding the need to initialize an entire surface of a storage medium on commencement of use2006-10-25
42.Projection type liquid crystal display2006-10-22
43.Method and system for testing performance of refrigeration units2006-10-20
44.Apparatus for producing a three dimensional image from a two dimensional image2006-10-20
45.Method for processing superconducting thin films2006-10-18
46.Programmable apparatus for storing displaying and serving food and drink2006-10-18
47.Apparatus with spring-loaded contacts2006-10-15
48.Electrically powered bicycle2006-10-13
49.Magnetoresistive device2006-10-06
50.Liquid crystal display and method of preparing the same2006-10-06

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