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Niterra Co Ltd

Niterra Co

Active Patents

0

Total Holdings

15

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
EP0288065A2	Method for synthesis of diamond	Expired / Lapsed	1988-04-21	—	11	Details
JPS5542240A	Manufacture of calcium phosphate sintered body	Expired / Lapsed	1978-09-20	—	0	Details
US5477148A	Spark plug voltage probe device for use in an internal comb…	Expired / Lapsed	1994-04-28	1995-12-19	4	Details
US5320910A	Piezoelectric composite material	Expired / Lapsed	1992-12-04	1994-06-14	8	Details
US5135807A	Diamond-coated member and process for the preparation there…	Expired / Lapsed	1990-03-09	1992-08-04	14	Details
US5028451A	Method of producing sintered hard metal with diamond film	Expired / Lapsed	1990-03-02	1991-07-02	12	Details
US4695988A	Underwater piezoelectric arrangement	Expired / Lapsed	1985-09-05	1987-09-22	13	Details
US4626392A	Process for producing ceramic body for surgical implantation	Expired / Lapsed	1985-03-27	1986-12-02	6	Details
US4518398A	Manufacturing process for sintered ceramic body for cutting…	Expired / Lapsed	1980-07-18	1985-05-21	22	Details
US4483678A	Dental implant for attachment of artificial tooth	Expired / Lapsed	1983-07-07	1984-11-20	10	Details
US4376168A	Phosphate of calcium ceramics	Expired / Lapsed	1981-04-21	1983-03-08	26	Details
US4325710A	Sintered ceramics for cutting tools and manufacturing proce…	Expired / Lapsed	1980-03-11	1982-04-20	32	Details
US4308064A	Phosphate of calcium ceramics	Expired / Lapsed	1980-07-23	1981-12-29	28	Details
US4150984A	Tungsten carbide-base sintered alloys and method for produc…	Expired / Lapsed	1977-09-15	1979-04-24	11	Details
US4065301A	Method for producing titanium nitride-base sintered alloys	Expired / Lapsed	1975-11-24	1977-12-27	9	Details