EK

Ernst Keller

Applied Materials: 13 patents #1,030 of 7,310Top 15%
KA Keso Ag: 4 patents #1 of 9Top 15%
AA Assa Abloy (Schweiz) Ag: 2 patents #1 of 9Top 15%
AT Applied Komatsu Technology: 1 patents #36 of 62Top 60%
Overall (All Time): #79,996 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
8899082 Closing device 2014-12-02
8695387 Closing device 2014-04-15
8075690 Diffuser gravity support John M. White, Robin L. Tiner, Jiri Kucera, Soo Young Choi, Beom Soo Park +1 more 2011-12-13
8062717 RF current return path for a large area substrate plasma reactor Wendell T. Blonigan, Carl A. Sorensen 2011-11-22
7776178 Suspension for showerhead in process chamber 2010-08-17
7641762 Gas sealing skirt for suspended showerhead in process chamber 2010-01-05
7591160 Electromechanical lock cylinder 2009-09-22
D588438 Cap for a security key 2009-03-17
7484473 Suspended gas distribution manifold for plasma chamber Quanyuan Shang 2009-02-03
7429410 Diffuser gravity support John M. White, Robin L. Tiner, Jiri Kucera, Soo Young Choi, Beom Soo Park +1 more 2008-09-30
D543090 Combined security key and cap Urs Oechslin, Bruno Vonlanthen, Urs Späni 2007-05-22
7181937 Locking cylinder 2007-02-27
7083702 RF current return path for a large area substrate plasma reactor Wendell T. Blonigan, Carl A. Sorensen 2006-08-01
7059160 Rotary locking cylinder for a safety lock 2006-06-13
7017269 Suspended gas distribution plate John M. White, Wendell T. Blonigan 2006-03-28
6973814 Safety key and locking cylinder, and locking system with such safety keys and locking cylinders 2005-12-13
6896929 Susceptor shaft vacuum pumping Sanjay Yadav, Quanyuan Shang, Wei-Line Chang 2005-05-24
6823589 Flexibly suspended gas distribution manifold for plasma chamber John M. White, Wendell T. Blonigan 2004-11-30
6772827 Suspended gas distribution manifold for plasma chamber Quanyuan Shang 2004-08-10
6746198 Substrate transfer shuttle John M. White, Norman L. Turner, Robin L. Tiner, Shinichi Kurita, Wendell T. Blonigan +1 more 2004-06-08
6532781 Built-in safety device and key for a safety lock 2003-03-18
6517303 Substrate transfer shuttle John M. White, Norman L. Turner, Robin L. Tiner, Shinichi Kurita, Wendell T. Blonigan +1 more 2003-02-11
6477980 Flexibly suspended gas distribution manifold for plasma chamber John M. White, Wendell T. Blonigan 2002-11-12
5966971 Lock bolt 1999-10-19
5934119 Spring-loaded retainer in a twist lock barrel for a safety lock 1999-08-10