Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters
Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters
Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters
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Polarimetry, optical S03-A02C<br />
Polarization control<br />
light V07-K03<br />
RF, antenna polariser W02-B03C<br />
RF, waveguide polariser W02-A06B<br />
variable polarisation, antenna W02-B06E<br />
Polarization filter, video camera W04-M01C3G<br />
Polarization measurement, optical S03-A02C<br />
materials investigation S03-E04B5<br />
polarimeters S03-A02C<br />
Polarizer, aerial W02-B03C<br />
Polarizer, light fitting X26-D01G<br />
Polarizers, optical - see Optical elements<br />
V07-F02B<br />
Polarography S03-E03B1<br />
Police speed trap T07-A01A1<br />
detection receiver (radar) W02-G03<br />
W06-A04E3C<br />
using laser T07-A01A1<br />
W06-A06D2<br />
using radar T07-A01A1<br />
W06-A04A2<br />
Polishers<br />
floor polisher X27-D05<br />
for semiconductor mfr. U11-C06A1A<br />
Polishing X25-A03C3<br />
control T06-D07A<br />
X25-A03C3<br />
X25-A03F<br />
hard magnetic disks substrates T03-A02B1C<br />
T03-A01E1A<br />
materials, semiconductor mfr. U11-A10<br />
U11-C06A1A<br />
optical record carriers during mfr. T03-B01E3L<br />
semiconductor wafers U11-C06A1A<br />
Pollution measurement S03-D06<br />
air quality S03-E14N<br />
Polycrystalline semiconductor<br />
film deposition U11-C01J2<br />
for photodiode, phototransistor,<br />
photothyristor structure U12-A02B5C<br />
for solar cell structure U12-A02A2F<br />
Polymers, doping U11-C02J3<br />
Population inversion - see Laser pumping<br />
V08-A02<br />
Pop-up blocking T01-N02B1C<br />
Pore-volume measurement S03-F06B<br />
Porous silicon U11-A01A1<br />
Port equipment W06-C07<br />
Portable and mobile transceiver W02-G02A<br />
answer-back pager W02-G02A3<br />
digital architecture W02-G02K<br />
duplex W02-G02A5B<br />
hand-held walkie-talkie W02-G02A1<br />
mobile radio transceiver W02-G02A2<br />
push-to-talk W02-G02A5A<br />
selective calling W02-G02A3<br />
voice operated switching W02-G02A5C<br />
<strong>EPI</strong> Manual Codes 2011 1115<br />
Part 3<br />
Portable AV equipment W03-G04<br />
Portable computer T01-M06A1<br />
computer architecture T01-M06A1<br />
Portable light X26-E<br />
table lamp X26-E02<br />
torch X26-E01<br />
Portable telephone W01-C01D3C<br />
Position detection<br />
using pattern recognition T04-D07D5<br />
using semiconductor device U12-A02C<br />
Position encoder U21-A03J<br />
absolute type U21-A03J5<br />
capacitive U21-A03J9<br />
magnetic or inductive U21-A03J2<br />
optical U21-A03J1<br />
rotary U21-A03J1<br />
wiping contact U21-A03J9<br />
Position fixing, navigation W06-A03<br />
using light waves W06-A03D<br />
using radio waves W06-A03B<br />
using sonic/ultrasonic waves W06-A03F<br />
Position measurement S02-A06C<br />
calibration S02-A07<br />
compensation S02-A07<br />
electrical/magnetic S02-A02F<br />
large scale S02-B01A<br />
testing S02-A07<br />
using sound or ultrasonically S02-A05B4<br />
Position switch V03-C06C<br />
Positioning<br />
for semiconductor processing U11-F02B<br />
magnetic recording head T03-A05<br />
optical recording head T03-B02<br />
record carriers T03-F<br />
Positive feedback for amplifier U24-G03B<br />
Positron Emission Tomography - see<br />
nuclear imaging<br />
Positron microscope V05-F01A9<br />
Potential transformer S01-D01D1<br />
V02-G01B<br />
X12-C01G<br />
Potentiometer V01-A03<br />
Potentiometer, pressure measurement<br />
S02-F04B1<br />
Potentiometric titration S03-E03B1<br />
Powdered elements for electric heating<br />
X25-B01E<br />
Power amplifier U24-G01B<br />
audio U24-G01B1<br />
W03-C01C<br />
HF U24-G01B5<br />
LF U24-G01B1<br />
radio transmitter U24-G01B5<br />
W02-G01B<br />
RF U24-G01B5<br />
Power cable X12-D04<br />
Power cable connector/fitting - see Cable<br />
Power capacitor X12-B
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