RB

Ronald A. Barr

RR Read Rite: 19 patents #4 of 240Top 2%
W( Western Digital (Fremont): 12 patents #57 of 473Top 15%
NA Nanosys: 1 patents #105 of 152Top 70%
TR Transphorm: 1 patents #24 of 34Top 75%
Overall (All Time): #98,663 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 25 most recent of 35 patents

Patent #TitleCo-InventorsDate
10319648 Conditions for burn-in of high power semiconductors Kurt Vernon Smith, Likun Shen, David Michael Rhodes, James Leroy McKay 2019-06-11
8540889 Methods of generating liquidphobic surfaces Jason Hartlove, Robert S. Dubrow 2013-09-24
7611440 Propulsion system 2009-11-03
7111382 Methods for fabricating redeposition free thin film CPP read sensors Kenneth E. Knapp, Lien-Chang Wang, Benjamin P. Law, James Spallas 2006-09-26
7023658 Submicron track-width pole-tips for electromagnetic transducers Kenneth E. Knapp, Zhupei Shi, Billy W. Crue, Jr. 2006-04-04
6958885 Insulation layer structure for inductive write heads and method of fabrication Yingjian Chen, Kyusik Sin 2005-10-25
6954332 Ultra-short yoke and ultra-low stack height writer and method of fabrication Liubo Hong, Dashun Steve Zhou 2005-10-11
6833979 Structure and method for redeposition free thin film CPP read sensor fabrication Kenneth E. Knapp, Lien-Chang Wang, Benjamin P. Law, James Spallas 2004-12-21
6816345 Magnetoresistive sensors having submicron track widths and method of making Kenneth E. Knapp, Myron R. Cagan, Mark D. Thomas 2004-11-09
6801408 Data storage and retrieval apparatus with thin film read head having a planar sensor element and an extra gap and method of fabrication thereof Yingjian Chen, Hau-Ching Tong 2004-10-05
6765756 Ultra-short yoke and ultra-low stack height writer and method of fabrication Liubo Hong, Dashun Steve Zhou 2004-07-20
6762910 Data storage and retrieval apparatus with thin film read head having inset extra gap insulation layer and method of fabrication Kenneth E. Knapp, Zi-Wen Dong, Russel Stearns, Bill Crue 2004-07-13
6735850 Thin film read head structure with improved bias magnet-to-magnetoresistive element interface and method of fabrication Matthew R. Gibbons, Kenneth E. Knapp, Benjamin P. Law, James Spallas, Ming Zhao 2004-05-18
6724569 Thin film writer with multiplayer write gap Yingjian Chen, Kyusik Sin 2004-04-20
6687977 CPP magnetoresistive device and method for making same Kenneth E. Knapp 2004-02-10
6657816 Thin film inductive read/write head with a sloped pole Alguo Feng 2003-12-02
6490125 Thin film write head with improved yoke to pole stitch 2002-12-03
6487056 Thin film read head structure with improved bias magnet-to-magnetoresistive element interface and method of fabrication Matthew R. Gibbons, Kenneth E. Knapp, Benjamin P. Law, James Spallas, Ming Zhao 2002-11-26
6469877 Spin valve device with improved exchange layer defined track width and method of fabrication Kenneth E. Knapp 2002-10-22
6466401 Thin film write head with interlaced coil winding and method of fabrication Liubo Hong 2002-10-15
6452742 Thin film write having reduced resistance conductor coil partially recessed within middle coat insulation Bill Crue, Zhupei Shi, Mark D. Thomas 2002-09-17
6445553 Method and system for fabricating a high density magnetoresistive device Robert Earl Rottmayer 2002-09-03
6433970 Structure and method for redeposition free thin film CPP read sensor fabrication Kenneth E. Knapp, Lien-Chang Wang, Benjamin P. Law, James Spallas 2002-08-13
6421212 Thin film read head structure with improved bias magnet-to-magnetoresistive element interface and method of fabrication Matthew R. Gibbons, Kenneth E. Knapp, Benjamin P. Law, James Spallas, Ming Zhao 2002-07-16
6417999 Magnetoresistive head stabilized structure and method of fabrication thereof Kenneth E. Knapp, Chih-Huang Lai, Robert Earl Rottmayer 2002-07-09