YAMAICHI ELECTRIC MFG innovation strategy

Patent filings in countries

#	Industry
#1	Audio-visual technology
#2	Electrical machinery and energy
#3	Measurement
#4	Semiconductors
#5	Optics
#6	Machines

#	Technology
#1	Casings and printed circuits
#2	Electrically-conductive connections
#3	Semiconductor devices
#4	Analysing materials
#5	Nonlinear optics
#6	Optical systems
#7	Unspecified technologies
#8	Unspecified technologies
#9	Testing of structures
#10	Measuring force, work and fluid pressure

Publication	Filing date	Title
CA2032552A1	1990-12-18	Ic carrier
US5078610A	1990-10-19	IC socket
KR0157407B1	1990-10-18	Shutter mechanism of contact in ic socket
CA2026601A1	1990-10-01	Ic socket
CA2026600A1	1990-10-01	Shutter mechanism of contact in ic socket
US5059135A	1990-06-06	Contact in a socket for an electric part
US4997378A	1990-05-24	Contact
CA2015368A1	1990-04-25	Socket for electric parts
CA2014295A1	1990-04-10	Impact test hammer
CA2013703A1	1990-04-03	Contact shutter device in ic socket
JPH0362473A	1990-03-22	Ic socket
US5013256A	1990-03-21	Socket for electric part
JPH03203181A	1989-12-28	Ic receptacle
JPH03203176A	1989-12-28	Single-side contact type contact
JPH03195000A	1989-12-22	Ic carrier
JPH03155082A	1989-11-14	Connector for electric parts
JPH02244578A	1989-11-13	Ic taking-out mechanism in ic socket
JPH03138880A	1989-11-13	Ic extracting mechanism for ic socket
JPH02155181A	1989-10-02	Ic connector
JPH02119079A	1989-09-20	Ic plating-contact type socket