Inventor
OKAMOTO TAKESHI
JP94 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARION CO LTD
19 patentsUS4745378AMay 17, 1988
Surface acoustic wave device
CLARION CO LTD57 citations96
US4625184ANov 25, 1986
Surface acoustic wave device with impedance matching network formed thereon
CLARION CO LTD41 citations92
US4567393AJan 28, 1986
Surface acoustic wave device having AlN and ZnO layers on a Si substrate
CLARION CO LTD35 citations92
US4599532AJul 8, 1986
Surface acoustic wave device with anti-reflection electrode structure
CLARION CO LTD19 citations82
US4449107AMay 15, 1984
Surface elastic wave element
CLARION CO LTD23 citations81
US4900969AFeb 13, 1990
Surface acoustic wave convolver
CLARION CO LTD7 citations74
US4894576AJan 16, 1990
Surface-acoustic-wave convolver
CLARION CO LTD17 citations74
US4521711AJun 4, 1985
Unidirectional transducer for a surface-acoustic-wave device and a method of making same
CLARION CO LTD10 citations74
US4398114AAug 9, 1983
Surface-acoustic-wave parametric device
CLARION CO LTD11 citations74
US4365216ADec 21, 1982
Surface-acoustic-wave device
CLARION CO LTD14 citations74
US4348650ASep 7, 1982
Surface-acoustic-wave parametric device
CLARION CO LTD7 citations74
US4841470AJun 20, 1989
Surface acoustic wave device for differential phase shift keying convolving
CLARION CO LTD8 citations73
US4602183AJul 22, 1986
Surface acoustic wave device with a 3-phase unidirectional transducer
CLARION CO LTD9 citations73
US4531107AJul 23, 1985
Acoustic surface wave device
CLARION CO LTD9 citations73
US4491811AJan 1, 1985
Surface acoustic wave device
CLARION CO LTD17 citations73
US4480209AOct 30, 1984
Surface acoustic wave device having a specified crystalline orientation
CLARION CO LTD16 citations73
US4456847AJun 26, 1984
Surface acoustic wave device
CLARION CO LTD15 citations73
US4357553ANov 2, 1982
Surface-acoustic-wave device
CLARION CO LTD9 citations72
US5033063AJul 16, 1991
Surface-acoustic-wave device
CLARION CO LTD5 citations63
SHARP KK
4 patentsUS6035213AMar 7, 2000
Dual-mode cellular telephone system
SHARP KK268 citations97
US5434787AJul 18, 1995
System for measuring position by using global positioning system and receiver for global position system
SHARP KK82 citations96
US5400359AMar 21, 1995
Spread spectrum communication system and an apparatus for communication utilizing this system
SHARP KK92 citations95
US11012584B2May 18, 2021
Image forming apparatus, method of processing image, and recording medium storing image processing program
SHARP KK0 citations63
YASKAWA DENKI SEISAKUSHO KK
3 patentsTERUMO CORP
3 patentsMATSUSHITA ELECTRIC WORKS LTD
2 patentsFUJITSU LTD
2 patentsOKAMOTO TAKESHI
2 patentsSATAKE ENG CO LTD
2 patentsHIDEAKI TAKAHASHI
2 patentsMITSUBISHI ELECTRIC CORP
1 patentKOMATSU MFG CO LTD
1 patentMITSUBISHI PETROCHEMICAL CO
1 patentHAPSARI WURI ANDARMAWANTI
1 patentNTT DOCOMO INC
1 patentSANO YASUHISA
1 patentJMS CO LTD
1 patentWELL STONE CO
1 patentDENSO CORP
1 patentSANYO ELECTRIC CO
1 patentISUZU MOTORS LTD
1 patentShowing the top 50 of 94 patents by PatentIndex Score.