US Patent Class 378
X-RAY OR GAMMA RAY SYSTEMS OR DEVICES



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Current as of: June, 1999
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  DF  CLASS NOTES
1  DF  SPECIFIC APPLICATION
2  DF  .~ Radiation coding
3  DF  .~ Mossbauer effect
4  DF  .~ Computerized tomography
5  DF  .~.~ Energy discriminating
6  DF  .~.~ Fluorescence or scatter mapping
7  DF  .~.~ Scatter compensating
8  DF  .~.~ Object responsive
9  DF  .~.~ Plural sources
10  DF  .~.~ Nonrotating source or detector
11  DF  .~.~ Source or detector translation within plane
12  DF  .~.~.~ With electronic scanning
13  DF  .~.~.~ Radial
14  DF  .~.~.~ Fan beam translation
15  DF  .~.~ Continuous mechanical rotation
16  DF  .~.~ Beam energy or intensity control
17  DF  .~.~ Tiltable or nonvertical examination plane
18  DF  .~.~ With tissue equivalent material
19  DF  .~.~ Beam detection system
20  DF  .~.~ Object positioning or aligning
21  DF  .~ Tomography
22  DF  .~.~ With nonphotographic detector
23  DF  .~.~ Dynamic tomography
24  DF  .~.~ Transverse tomography
25  DF  .~.~ Planar tomography
26  DF  .~.~.~ Linear tomography
27  DF  .~.~ Nonplanar tomography
28  DF  .~ Xeroradiography
29  DF  .~.~ With real time display
30  DF  .~.~ With focused gap field
31  DF  .~.~ With auxiliary electrode
32  DF  .~.~ With uniform charging of image receptor
33  DF  .~.~ With gap fluid handling
34  DF  .~ Lithography
35  DF  .~.~ Pattern mask
36  DF  .~ Holography or interferometry
37  DF  .~ Mammography
38  DF  .~ Dental panoramic
39  DF  .~.~ Moving source and detector
40  DF  .~.~.~ Continuous image
41  DF  .~ Stereoscopy
42  DF  .~.~ Fluoroscopy
43  DF  .~ Telescope or microscope
44  DF  .~ Fluorescence
45  DF  .~.~ Composition analysis
46  DF  .~.~.~ Plural diverse X-ray analyses
47  DF  .~.~.~ Fluid analyte
48  DF  .~.~.~ With standardization
49  DF  .~.~.~ With spatially dispersive energy analysis
50  DF  .~.~ Thickness or density analysis
51  DF  .~ Absorption
52  DF  .~.~ Fluid level measuring
53  DF  .~.~ Composition analysis
54  DF  .~.~ Thickness or density analysis
55  DF  .~.~.~ With movable source or detector
56  DF  .~.~.~ With standardization
57  DF  .~.~ Inspection of closed container
58  DF  .~.~ Flaw analysis
59  DF  .~.~.~ Pipe testing
60  DF  .~.~.~.~ Pipe crawler
61  DF  .~.~.~ Tire testing
62  DF  .~.~ Imaging
63  DF  .~.~.~ Combined with non-X-ray imaging
64  DF  .~.~ Irradiating
65  DF  .~.~.~ Therapy
66  DF  .~.~.~ Of fluid
67  DF  .~.~.~.~ With tortuous flow
68  DF  .~.~.~ Including object support or positioning
69  DF  .~.~.~.~ With object moving
70  DF  .~ Diffraction, reflection, or scattering analysis
71  DF  .~.~ Diffractometry
72  DF  .~.~.~ Stress analysis
73  DF  .~.~.~ Crystalography
74  DF  .~.~.~.~ Topography
75  DF  .~.~.~.~ Powder technique
76  DF  .~.~.~.~ Back reflection
77  DF  .~.~.~.~ Precession
78  DF  .~.~.~.~ Piezoelectric crystal
79  DF  .~.~.~ Analyte support
80  DF  .~.~.~.~ With environmental control
81  DF  .~.~.~.~ Goniometer
82  DF  .~.~ Spatial energy dispersion
83  DF  .~.~.~ Composition analysis
84  DF  .~.~.~ Monochromator or focusing device
85  DF  .~.~.~.~ With plural dispersing elements
86  DF  .~.~ Scatter analysis
87  DF  .~.~.~ Imaging
88  DF  .~.~.~ Composition analysis
89  DF  .~.~.~ Thickness or density analysis
90  DF  .~.~.~.~ Plural diverse X-ray analysis
91  DF  ELECTRONIC CIRCUIT
92  DF  .~ For plural X-ray sources
93  DF  .~ For electrode movement
94  DF  .~.~ With movement sensing
95  DF  .~ Object responsive control
96  DF  .~ Exposure timer
97  DF  .~.~ Dose responsive
98  DF  .~ With display or signaling
98.2  DF  .~.~ Televison
98.3  DF  .~.~.~ With visible light optics
98.4  DF  .~.~.~ With electronic X-ray scatter compensating
98.5  DF  .~.~.~ With auxiliary data video display
98.6  DF  .~.~.~ With electronically scanned X-ray source
98.7  DF  .~.~.~ With automatic image brightness control
98.8  DF  .~.~.~ With solid-state image detector
98.9  DF  .~.~.~ With plural X-ray energies
98.11  DF  .~.~.~.~ With image subtraction
98.12  DF  .~.~.~ With image subtraction or addition
101  DF  .~ X-ray source power supply
102  DF  .~.~ Mobile or portable
103  DF  .~.~ Energy storage
104  DF  .~.~ With specific rectifier
105  DF  .~.~ High frequency
106  DF  .~.~ With pulse output
107  DF  .~.~ With AC output
108  DF  .~.~ Dose regulated
109  DF  .~.~ Current regulated
110  DF  .~.~.~ Automatic
111  DF  .~.~ Voltage regulated
112  DF  .~.~.~ Automatic
113  DF  .~.~ Electron beam control
114  DF  .~ With switching means
115  DF  .~.~ For selecting
116  DF  .~.~.~ Technique or detector
117  DF  .~.~ For safety or protection
118  DF  .~.~.~ Tube overload
119  DF  SOURCE
120  DF  .~ Nuclear excited
121  DF  .~ Electron tube
122  DF  .~.~ Field emisssion or cold cathode
123  DF  .~.~ Vacuum control
124  DF  .~.~ With plural targets or anodes
125  DF  .~.~ With movable target
126  DF  .~.~.~ Translation or nutation
127  DF  .~.~.~ Temperature modification
128  DF  .~.~.~.~ With thermal impedance
129  DF  .~.~.~.~ With increased emissivity
130  DF  .~.~.~.~ With cooling fluid
131  DF  .~.~.~ With specific motor means
132  DF  .~.~.~ With specific bearing means
133  DF  .~.~.~.~ With lubrication
134  DF  .~.~ With plural cathodes or heaters
135  DF  .~.~ With movable electrode
136  DF  .~.~ With specific cathode
137  DF  .~.~ With electron scanning or deflecting means
138  DF  .~.~ With electron focusing or intensity control means
139  DF  .~.~ With potential stress distribution
140  DF  .~.~ With X-ray window or secondary radiation screen
141  DF  .~.~ With cooling means
142  DF  .~.~.~ With solid heat conductor or shield
143  DF  .~ Target
144  DF  .~.~ Rotary
145  DF  BEAM CONTROL
146  DF  .~ Scanner
147  DF  .~ Collimator
148  DF  .~.~ Plural selectable
149  DF  .~.~ Multiaperture
150  DF  .~.~ Variable
151  DF  .~.~.~ Automatic
152  DF  .~.~.~ With linear leaf motion
153  DF  .~.~.~ With pivotal leaf motion
154  DF  .~ Antiscatter grid
155  DF  .~.~ With grid moving means
156  DF  .~ Filter
157  DF  .~.~ Plural
158  DF  .~.~ Single filter with plural elements
159  DF  .~.~ Contoured
160  DF  .~ Shutter or chopper
161  DF  .~ Window
162  DF  AUXILIARY DATA ACQUISITION OR RECORDING
163  DF  .~ Distance or dimension marker
164  DF  .~.~ Coordinate grid
165  DF  .~ Patient or exposure data
166  DF  .~.~ With light projection
167  DF  PHOTOGRAPHIC DETECTOR SUPPORT
168  DF  .~ Dental
169  DF  .~.~ Cassette
170  DF  .~.~ With aligning
171  DF  .~ For roll or strip film
172  DF  .~ Serial plate or cassette changer
173  DF  .~ Serial film or film pack changer
174  DF  .~ For plural films or plates
175  DF  .~ For plural exposures on single film or plate
176  DF  .~.~ With real time imaging
177  DF  .~ With object support or positioning
178  DF  .~.~ For seated object
179  DF  .~.~ Pivoted object support
180  DF  .~.~ With object retaining
181  DF  .~ For movable film or plate
182  DF  .~ Sheet film cassette
183  DF  .~.~ Self-developing
184  DF  .~.~ Flexible
185  DF  .~.~ With radiation modifying
186  DF  .~.~.~ With antiscatter means
187  DF  .~.~.~ With film clamping
188  DF  .~.~ With hinged cover
189  DF  NONPHOTOGRAPHIC DETECTOR SUPPORT
190  DF  .~ Fluoroscope
191  DF  .~.~ Dental
192  DF  .~.~ Foot or shoe examination
193  DF  SOURCE SUPPORT
194  DF  .~ Including cable handling
195  DF  .~ Including object support or positioning
196  DF  .~.~ With movable source
197  DF  .~ Including movable source
198  DF  .~.~ With mobile support
199  DF  .~ Source cooling
200  DF  .~.~ Liquid coolant
201  DF  .~ Shock proofing
202  DF  .~.~ Fluid immersion
203  DF  .~ Shielding
204  DF  ACCESSORY
205  DF  .~ Alignment
206  DF  .~.~ With light projection
207  DF  .~ Testing or calibration
208  DF  .~ Object holder or support
209  DF  .~.~ Table or couch
210  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTION
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901  DF  COMPUTER TOMOGRAPHY PROGRAM OR PROCESSOR