Inventor
LU HAN
CN36 patents
⚠️ This page may combine multiple inventors who share the name “LU HAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GOOGLE LLC
10 patentsUS11741947B2Aug 29, 2023
Transformer transducer: one model unifying streaming and non-streaming speech recognition
GOOGLE LLC3 citations73
US11961515B2Apr 16, 2024
Contrastive Siamese network for semi-supervised speech recognition
GOOGLE LLC2 citations72
US12266347B2Apr 1, 2025
End-to-end multi-talker overlapping speech recognition
GOOGLE LLC1 citations64
US12334059B2Jun 17, 2025
Contrastive Siamese network for semi-supervised speech recognition
GOOGLE LLC0 citations62
US12254869B2Mar 18, 2025
One model unifying streaming and non-streaming speech recognition
GOOGLE LLC0 citations62
US11521595B2Dec 6, 2022
End-to-end multi-talker overlapping speech recognition
GOOGLE LLC1 citations62
US12057124B2Aug 6, 2024
Reducing streaming ASR model delay with self alignment
GOOGLE LLC0 citations52
US12482470B2Nov 25, 2025
Speaker-turn-based online speaker diarization with constrained spectral clustering
GOOGLE LLC0 citations48
US12315499B2May 27, 2025
Semi-supervised training scheme for speech recognition
GOOGLE LLC0 citations48
US12518762B2Jan 6, 2026
Evaluation-based speaker change detection evaluation metrics
GOOGLE LLC0 citations45
SIGNIFY HOLDING BV
10 patentsUS10432021B2Oct 1, 2019
Emergency inverter and emergency lighting system
SIGNIFY HOLDING BV5 citations66
US10314134B1Jun 4, 2019
Retrofit LED lamp
SIGNIFY HOLDING BV4 citations64
US11118773B2Sep 14, 2021
Conversion circuit between fluorescent ballast and LED
SIGNIFY HOLDING BV1 citations62
US11137119B2Oct 5, 2021
Tubular device for fitting to a tubular light fitting
SIGNIFY HOLDING BV0 citations59
US11353166B2Jun 7, 2022
Circuit board arrangement to prevent overvoltage and arcing
SIGNIFY HOLDING BV0 citations50
US12063727B2Aug 13, 2024
Tubular LED lamp and a circuit used for the lamp
SIGNIFY HOLDING BV0 citations49
US11672073B2Jun 6, 2023
Lamp having a safety circuit, and a safety circuit for use in such lamps
SIGNIFY HOLDING BV0 citations48
US12052806B2Jul 30, 2024
Rectifying arrangement of a driver for an LED lighting unit
SIGNIFY HOLDING BV0 citations47
US10667344B2May 26, 2020
Retrofit LED lamp
SIGNIFY HOLDING BV0 citations43
US10334688B2Jun 25, 2019
Detection circuit and LED tube including the same
SIGNIFY HOLDING BV0 citations33
ASIA OPTICAL CO INC
5 patentsUSD611848SMar 16, 2010
Laser distance meter
ASIA OPTICAL CO INC43 citations92
USD539680SApr 3, 2007
Laser distance meter
ASIA OPTICAL CO INC28 citations92
USD579805SNov 4, 2008
Laser ranging finder
ASIA OPTICAL CO INC17 citations90
US7304727B2Dec 4, 2007
Laser distance-measuring device
ASIA OPTICAL CO INC24 citations89
US7228635B2Jun 12, 2007
Laser tilt apparatus and the method thereof
ASIA OPTICAL CO INC13 citations80
SINTAI OPTICAL SHENZHEN CO LTD
4 patentsUSD955242SJun 21, 2022
Rangefinder
SINTAI OPTICAL SHENZHEN CO LTD29 citations93
USD957275SJul 12, 2022
Rangefinder
SINTAI OPTICAL SHENZHEN CO LTD18 citations90
USD980725SMar 14, 2023
Rangefinder
SINTAI OPTICAL SHENZHEN CO LTD13 citations83
USD1003332SOct 31, 2023
Optical device
SINTAI OPTICAL SHENZHEN CO LTD8 citations80