Asahi Chemical Research Laboratory Co., Ltd.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 19, 1991 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 193 Total Citation Count
- Jan 19, 1981 Earliest Filing
- 10 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5066692 Electromagnetic wave shielding composition comprising epoxy resin and copper particlesExpiredJun 21, 90Nov 19, 91[G21F, C08L, C08K]
4970354 Electromagnetic wave shielding circuit and production method thereofExpiredFeb 21, 89Nov 13, 90[H05K]
4837050 Method for producing electrically conductive circuits on a base boardExpiredJul 30, 87Jun 06, 89[B05D]
4735676 Method for forming electric circuits on a base boardExpiredDec 29, 86Apr 05, 88[C25D, B05D, C23F, B44C]
4734156 Method for forming electrically conductive circuits on a base boardExpiredAug 12, 86Mar 29, 88[H01L]
4724040 Method for producing electric circuits on a base boadExpiredDec 11, 86Feb 09, 88[C03C, B23F, B44C]
4684054 Automatic soldering apparatus and method of using the flux to heat the circuit boardExpiredMar 12, 86Aug 04, 87[B23K]
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