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Expired patents of:
Asahi Kogaku Kogyo Kabushiki Kaisha

Displaying 1 to 50 of 302 patents. (Retrieval took 4.815 seconds.)

 Patent TitleExpired:
1.Imaging device having dual scanners2007-02-21
2.Still video device that records/reproduces a plurality of identical signals2007-02-21
3.Camera having two operative modes2007-02-09
4.Projection lens system2007-02-07
5.Cascade scanning optical system2007-02-02
6.Recording method of still video apparatus2007-02-02
7.Coordinating mechanism for picture image area and field frame size adjusting apparatus of camera2007-01-31
8.Camera having indicator with finder2007-01-31
9.Data printing device for camera2007-01-26
10.Scanning optical system using parallel plate to eliminate ghost images2007-01-19
11.Electronic color still video camera having electro-developing recording medium2007-01-19
12.Image scanning device2007-01-12
13.Eyepiece shutter for use with a camera2007-01-12
14.Image recording and reproducing device2007-01-12
15.Reflecting illumination projecting device2007-01-10
16.Image scanning device2007-01-05
17.Optical data communication system and printer2007-01-05
18.Device for controlling image signal recording operation2007-01-05
19.Camera with pop-up strobe unit2006-12-22
20.Macro-photographing system in zoom lens camera2006-12-15
21.Real image finder2006-12-08
22.Automatic strobe photographing system2006-12-08
23.Camera with built-in strobe2006-12-08
24.Exterior structure of a camera2006-12-08
25.Switch apparatus2006-11-29
26.Thermal head and ink transfer printer using same2006-11-26
27.Ink composition for thermal ink jet printer or thermal ink permeation printer2006-11-26
28.Image-forming substrate and image-forming system using same2006-11-26
29.Electronic still video camera having electro-developing recording medium, and image reader incorporated therein to electronically read image signals from developed image of such medium2006-11-24
30.Electronic still video camera having electro-developing recording medium2006-11-24
31.Fixing unit2006-11-24
32.Camera having a variable photographing aperture2006-11-22
33.Optical device with inherent focusing error correction2006-11-22
34.Image-forming substrate coated with layer of microcapsules2006-11-19
35.Pattern reading apparatus2006-11-19
36.Diffractive multi-focal objective lens2006-11-17
37.High-powered zoom lens system2006-11-17
38.Internal indicator of a view finder in a camera2006-11-17
39.Continuous form printer2006-11-17
40.Relative velocity sensing device2006-11-15
41.Data communication method between circuits2006-11-15
42.Optical disk apparatus, and construction of optical disk2006-11-15
43.Light amount distribution control device2006-11-12
44.Diopter adjusting device2006-11-12
45.Optical member inspecting apparatus2006-11-10
46.Fixing unit having press roller opening/closing mechanisms2006-11-10
47.Zoom lens system2006-11-08
48.Pattern reading apparatus2006-11-05
49.Cascade scanning optical system2006-10-27
50.Optical element inspecting apparatus2006-10-27

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