Inventor
WARASHINA YOSHIHISA
JP41 patents
⚠️ This page may combine multiple inventors who share the name “WARASHINA YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAMAMATSU PHOTONICS KK
34 patentsUS5534992AJul 9, 1996
Optical measuring apparatus
HAMAMATSU PHOTONICS KK76 citations96
US6071016AJun 6, 2000
Light receiving module for optical communication and light receiving unit thereof
HAMAMATSU PHOTONICS KK68 citations95
US10589985B2Mar 17, 2020
Actuator device
HAMAMATSU PHOTONICS KK25 citations93
US6155724ADec 5, 2000
Light transmitting module for optical communication and light transmitting unit thereof
HAMAMATSU PHOTONICS KK52 citations92
US7254301B2Aug 7, 2007
Optical module
HAMAMATSU PHOTONICS KK24 citations91
US11598951B2Mar 7, 2023
Optical unit
HAMAMATSU PHOTONICS KK2 citations83
US7486846B2Feb 3, 2009
Optical transmitting /receiving module
HAMAMATSU PHOTONICS KK18 citations82
US7433554B2Oct 7, 2008
Optical wiring board and method for manufacturing optical wiring board
HAMAMATSU PHOTONICS KK13 citations82
US11952265B2Apr 9, 2024
Actuator device
HAMAMATSU PHOTONICS KK1 citations72
US10670461B2Jun 2, 2020
Optical interferometer
HAMAMATSU PHOTONICS KK2 citations70
US6880985B2Apr 19, 2005
Optical module
HAMAMATSU PHOTONICS KK11 citations69
US5044744ASep 3, 1991
Method and apparatus for distance measurement using electromagnetic waves
HAMAMATSU PHOTONICS KK8 citations68
US5068815ANov 26, 1991
Optical full adder
HAMAMATSU PHOTONICS KK3 citations63
US5051573ASep 24, 1991
Optical logic operation system
HAMAMATSU PHOTONICS KK3 citations63
US5020064AMay 28, 1991
Electromagnetic wave device
HAMAMATSU PHOTONICS KK4 citations63
US12304806B2May 20, 2025
Actuator device
HAMAMATSU PHOTONICS KK0 citations62
US11977223B2May 7, 2024
Optical unit
HAMAMATSU PHOTONICS KK0 citations62
US11339050B2May 24, 2022
Actuator device
HAMAMATSU PHOTONICS KK0 citations62
US11333882B2May 17, 2022
Optical unit
HAMAMATSU PHOTONICS KK0 citations62
US10422696B2Sep 24, 2019
Optical module
HAMAMATSU PHOTONICS KK1 citations59
US7226219B2Jun 5, 2007
High-frequency signal transmitting optical module and method of fabricating the same
HAMAMATSU PHOTONICS KK5 citations59
US12379571B2Aug 5, 2025
Optical module
HAMAMATSU PHOTONICS KK0 citations52
US10221061B2Mar 5, 2019
Optical module
HAMAMATSU PHOTONICS KK0 citations52
US8828250B2Sep 9, 2014
Optical element module and method of manufacturing the same
HAMAMATSU PHOTONICS KK0 citations52
US5109358AApr 28, 1992
Optical flip-flop circuit
HAMAMATSU PHOTONICS KK1 citations52
US5034921AJul 23, 1991
High speed optical memory circuit
HAMAMATSU PHOTONICS KK1 citations52
US10759655B2Sep 1, 2020
Actuator device
HAMAMATSU PHOTONICS KK0 citations51
US11287320B2Mar 29, 2022
Filter controlling expression derivation method, light measurement system, control method for Fabry-Perot interference filter, and filter control program
HAMAMATSU PHOTONICS KK0 citations50
US12431751B2Sep 30, 2025
Actuator device manufacturing method
HAMAMATSU PHOTONICS KK0 citations48
US12366745B2Jul 22, 2025
Light scanning system and light scanning device
HAMAMATSU PHOTONICS KK0 citations47
US12298496B2May 13, 2025
Method for manufacturing optical scanning system, method for manufacturing optical scanning device, and data acquisition method
HAMAMATSU PHOTONICS KK0 citations47
US12532553B2Jan 20, 2026
Light detection device
HAMAMATSU PHOTONICS KK0 citations45
US9577402B2Feb 21, 2017
Variable-wavelength light source
HAMAMATSU PHOTONICS KK0 citations42
US9618323B2Apr 11, 2017
Method for manufacturing optical interferometer
HAMAMATSU PHOTONICS KK0 citations37
WARASHINA YOSHIHISA
7 patentsUS8548284B2Oct 1, 2013
Optical element module and method of manufacturing the same
WARASHINA YOSHIHISA9 citations83
US9253418B2Feb 2, 2016
Infrared image sensor and signal read method
WARASHINA YOSHIHISA3 citations72
US9372285B2Jun 21, 2016
Production method for optical component and optical component
WARASHINA YOSHIHISA2 citations60
US8564036B2Oct 22, 2013
Photodetector for detecting energy line in a first wavelength region and in a second wavelength region
WARASHINA YOSHIHISA4 citations60
US8335031B2Dec 18, 2012
Optical module
WARASHINA YOSHIHISA1 citations51
US8847080B2Sep 30, 2014
Laminated wiring board
WARASHINA YOSHIHISA0 citations41
US9557555B2Jan 31, 2017
Optical module and production method for same
WARASHINA YOSHIHISA0 citations39