Inventor
SAKAMOTO TAKESHI
196 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAKAMOTO TAKESHI
15 patentsUS8389384B2Mar 5, 2013
Laser beam machining method and semiconductor chip
SAKAMOTO TAKESHI22 citations92
US8728914B2May 20, 2014
Workpiece cutting method
SAKAMOTO TAKESHI18 citations91
US8946055B2Feb 3, 2015
Laser processing method for cutting substrate and laminate part bonded to the substrate
SAKAMOTO TAKESHI17 citations84
US8896996B2Nov 25, 2014
Display device
SAKAMOTO TAKESHI8 citations84
US8828891B2Sep 9, 2014
Laser processing method
SAKAMOTO TAKESHI15 citations84
US8818191B2Aug 26, 2014
Wavelength reallocation method and node device
SAKAMOTO TAKESHI7 citations84
US8603351B2Dec 10, 2013
Working method for cutting
SAKAMOTO TAKESHI15 citations84
US8500310B2Aug 6, 2013
Indication plate
SAKAMOTO TAKESHI9 citations84
US8436273B2May 7, 2013
Machining information supply equipment and supply system
SAKAMOTO TAKESHI15 citations84
US8278592B2Oct 2, 2012
Laser processing method
SAKAMOTO TAKESHI14 citations84
US8247311B2Aug 21, 2012
Laser processing method
SAKAMOTO TAKESHI12 citations84
US8188404B2May 29, 2012
Laser processing method and laser processing apparatus
SAKAMOTO TAKESHI18 citations84
US8138450B2Mar 20, 2012
Method for cutting workpiece
SAKAMOTO TAKESHI18 citations84
US8102249B2Jan 24, 2012
Starting control apparatus and starting control method
SAKAMOTO TAKESHI7 citations84
US8084333B2Dec 27, 2011
Object cutting method
SAKAMOTO TAKESHI16 citations84
HAMAMATSU PHOTONICS KK
11 patentsUS7902636B2Mar 8, 2011
Semiconductor chip including a substrate and multilayer part
HAMAMATSU PHOTONICS KK127 citations99
US7897487B2Mar 1, 2011
Laser processing method and chip
HAMAMATSU PHOTONICS KK132 citations99
US7718510B2May 18, 2010
Laser processing method and semiconductor chip
HAMAMATSU PHOTONICS KK129 citations99
US7947574B2May 24, 2011
Laser processing method and semiconductor chip
HAMAMATSU PHOTONICS KK121 citations98
US7939430B2May 10, 2011
Laser processing method
HAMAMATSU PHOTONICS KK132 citations98
US7754583B2Jul 13, 2010
Laser processing method
HAMAMATSU PHOTONICS KK115 citations98
US7709767B2May 4, 2010
Laser processing method
HAMAMATSU PHOTONICS KK133 citations98
US7592237B2Sep 22, 2009
Laser processing method and object to be processed
HAMAMATSU PHOTONICS KK124 citations98
USD1013746SFeb 6, 2024
Laser processing machine
HAMAMATSU PHOTONICS KK6 citations85
USD920397SMay 25, 2021
Laser processing machine
HAMAMATSU PHOTONICS KK12 citations85
USD917585SApr 27, 2021
Wafer processing machine for producing semiconductors
HAMAMATSU PHOTONICS KK6 citations84
HITACHI LTD
7 patentsUS6244738B1Jun 12, 2001
Stirrer having ultrasonic vibrators for mixing a sample solution
HITACHI LTD117 citations98
US6331276B1Dec 18, 2001
Sensor and measuring apparatus using the same
HITACHI LTD80 citations96
US6273262B1Aug 14, 2001
Particle concentration device
HITACHI LTD67 citations96
US4338780AJul 13, 1982
Method of cooling a gas turbine blade and apparatus therefor
HITACHI LTD73 citations95
US6245207B1Jun 12, 2001
Cell separation device using ultrasound and electrophoresis
HITACHI LTD52 citations93
US4293275AOct 6, 1981
Gas turbine blade cooling structure
HITACHI LTD50 citations92
US5324886AJun 28, 1994
Insulating-liquid immersed electrical machine
HITACHI LTD21 citations86
FUJITSU LTD
5 patentsUS6934479B2Aug 23, 2005
Wavelength division multiplexing optical communication system and wavelength division multiplexing optical communication method
FUJITSU LTD74 citations98
US6654561B1Nov 25, 2003
Method and apparatus for measuring optical signal-to-noise ratio, and pre-emphasis method and optical communication system each utilizing the method
FUJITSU LTD60 citations96
US6441955B1Aug 27, 2002
Light wavelength-multiplexing systems
FUJITSU LTD49 citations95
US6570703B2May 27, 2003
Optical amplifying apparatus, optical amplifying method, and optical communication system
FUJITSU LTD25 citations92
US6411429B1Jun 25, 2002
Optical amplifying apparatus, wide-band optical amplifying apparatus, and optical communication system
FUJITSU LTD28 citations92
AGENCY IND SCIENCE TECHN
3 patentsNIPPON TELEGRAPH & TELEPHONE
2 patentsSUGIURA RYUJI
1 patentSUMITOMO ELECTRIC INDUSTRIES
1 patentHOYA CORP
1 patentNIPPON CHEMICAL IND
1 patentNAKAGAWA AIKO
1 patentMITSUBISHI ELECTRIC CORP
1 patentPANASONIC CORP
1 patentShowing the top 50 of 196 patents by PatentIndex Score.