Inventor
ISHII KATSUHIRO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “ISHII KATSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
10 patentsUS6484013B1Nov 19, 2002
Dual-band transceiver and control method therefor
NEC CORP22 citations91
US5892407AApr 6, 1999
Phase-locked loop synthesizer
NEC CORP30 citations91
US5873041AFeb 16, 1999
Mobile telephone location system
NEC CORP52 citations91
US6940359B2Sep 6, 2005
PLL frequency synthesizer using charge pump
NEC CORP9 citations72
US6144535ANov 7, 2000
Device load variation protection circuit
NEC CORP10 citations72
US5740539AApr 14, 1998
Calling system using mobile telephone terminal with location monitoring
NEC CORP9 citations72
US5796311AAug 18, 1998
Phase-locked loop circuit
NEC CORP5 citations61
US7266388B2Sep 4, 2007
Transmitting circuit and communication terminal unit therewith
NEC CORP0 citations51
US7006803B2Feb 28, 2006
Power amplification circuit for communication device
NEC CORP0 citations40
US6952566B2Oct 4, 2005
Transmission circuit and unnecessary radiant wave suppression method
NEC CORP0 citations40
HAMAMATSU PHOTONICS KK
3 patentsUS9805829B2Oct 31, 2017
Laser fusion device and nuclear fusion generating method
HAMAMATSU PHOTONICS KK2 citations70
US12464268B2Nov 4, 2025
Solid-state imaging device by compressive sensing technique
HAMAMATSU PHOTONICS KK0 citations51
US10134492B2Nov 20, 2018
Device for quantum beam generation, method for quantum beam generation, and device for laser fusion
HAMAMATSU PHOTONICS KK0 citations37