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Frankfurt-am-Main, Germany

Wolfgang Weise

USPTO Granted Patents = 13

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 95(Granted Patents)

Company Filing History:

13 out of 1,678

Degussa Aktiengesellschaft

Years Active: 1988-2001

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6299835 - Cadmium-free silver alloy as low-melting brazing filler material (2001-10-09),

2. 5985440 - Sintered silver-iron material for electrical contacts and process for (1999-11-16),

3. 5841044 - Silver-iron material for electrical switching contacts (I) (1998-11-24),

4. 5808213 - Silver-iron material for electrical switching contacts (II) (1998-09-15),

5. 5798468 - Sintering material containing silver-tin oxide for electrical contacts (1998-08-25),

6. 5728194 - Silver-iron material for electrical switching contacts (III) (1998-03-17),

7. 5531962 - Cadmium-free silver alloy brazing solder, method of using said solder, (1996-07-02),

8. 5400946 - Method for soldering hard substances onto steels (1995-03-28),

9. 5341981 - Use of a cadmium-free silver alloy as brazing solder (III) (1994-08-30),

10. 4980243 - Direct bonding of ceramic parts by a silver alloy solder (1990-12-25),

11. 4859238 - Silver-iron material for electrical contacts (1989-08-22),

12. 4797328 - Soft-solder alloy for bonding ceramic articles (1989-01-10),

13. 4749594 - Method for coating surfaces with hard substances (1988-06-07),

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