Inventor
SAWAI TETSURO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “SAWAI TETSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
15 patentsUS6218890B1Apr 17, 2001
Switching circuit device and semiconductor device
SANYO ELECTRIC CO97 citations97
US6211754B1Apr 3, 2001
Integrated resonance circuit consisting of a parallel connection of a microstrip line and a capacitor
SANYO ELECTRIC CO66 citations96
US5590412ADec 31, 1996
Communication apparatus using common amplifier for transmission and reception
SANYO ELECTRIC CO77 citations95
US7453153B2Nov 18, 2008
Circuit device
SANYO ELECTRIC CO23 citations92
US6400240B2Jun 4, 2002
Integrated resonance circuit consisting of a parallel connection of a microstrip line and a capacitor
SANYO ELECTRIC CO14 citations92
US5585676ADec 17, 1996
IC chip for different type IC packages
SANYO ELECTRIC CO29 citations92
US5559457ASep 24, 1996
Double-balanced mixer circuit
SANYO ELECTRIC CO24 citations92
US7750434B2Jul 6, 2010
Circuit substrate structure and circuit apparatus
SANYO ELECTRIC CO8 citations83
US7432580B2Oct 7, 2008
Semiconductor device with a substrate having a spiral shaped coil
SANYO ELECTRIC CO13 citations82
US5051373ASep 24, 1991
Method of fabricating MMIC semiconductor integrated circuits using the RF and DC measurements of an active device on a substrate to design the passive elements, which are then E-beam written to the substrate
SANYO ELECTRIC CO21 citations78
US6369655B2Apr 9, 2002
Feedback circuit and amplifier and mixer comprising the same
SANYO ELECTRIC CO7 citations73
US5528509AJun 18, 1996
Method of designing a high-frequency circuit
SANYO ELECTRIC CO8 citations73
US6538537B2Mar 25, 2003
Integrated circuit and resonance circuit
SANYO ELECTRIC CO2 citations62
US7907390B2Mar 15, 2011
Circuit device
SANYO ELECTRIC CO3 citations58
US7450397B2Nov 11, 2008
Wiring board and circuit apparatus
SANYO ELECTRIC CO0 citations51
PANASONIC IP MAN CO LTD
11 patentsUS10607487B2Mar 31, 2020
Chargeability presenting method and chargeability presenting system
PANASONIC IP MAN CO LTD4 citations84
US11697351B2Jul 11, 2023
Method for controlling power transmitting device, method for detecting foreign object, and power transmitting device in wireless power transmission system
PANASONIC IP MAN CO LTD1 citations73
US11180038B2Nov 23, 2021
Method for controlling power transmitting device, method for detecting foreign object, and power transmitting device in wireless power transmission system
PANASONIC IP MAN CO LTD2 citations73
US11065969B2Jul 20, 2021
Chargeability presenting method and chargeability presenting system
PANASONIC IP MAN CO LTD1 citations73
US10140866B2Nov 27, 2018
Chargeability presenting method and chargeability presenting system
PANASONIC IP MAN CO LTD3 citations73
US12257913B2Mar 25, 2025
Method for controlling power transmitting device, method for detecting foreign object, and power transmitting device in wireless power transmission system
PANASONIC IP MAN CO LTD0 citations62
US12145457B2Nov 19, 2024
Chargeability presenting method and chargeability presenting system
PANASONIC IP MAN CO LTD0 citations62
US11628733B2Apr 18, 2023
Chargeability presenting method and chargeability presenting system
PANASONIC IP MAN CO LTD0 citations62
US11225154B2Jan 18, 2022
Method for controlling power transmitting device in wireless power transmission system and power transmitting device
PANASONIC IP MAN CO LTD0 citations62
US10926651B2Feb 23, 2021
Method for controlling power transmitting device in wireless power transmission system and power transmitting device
PANASONIC IP MAN CO LTD0 citations52
US10581283B2Mar 3, 2020
Method for controlling power transmitting device, method for detecting foreign object, and power transmitting device in wireless power transmission system
PANASONIC IP MAN CO LTD0 citations42