公开(公告)号：US2939034A

公开(公告)日：1960-05-31

申请号：US51442155

申请日：1955-06-10

Applicant: BELL TELEPHONE LABOR INC

Inventor： COOK JOHN S ,  RUDOLF KOMPFNER ,  YOCOM WILLIS H

IPC: H01J3/02 ,  H01J29/62

CPC classification number: H01J3/029 ,  H01J29/62

公开(公告)号：US2857548A

公开(公告)日：1958-10-21

申请号：US51442355

申请日：1955-06-10

Applicant: BELL TELEPHONE LABOR INC

Inventor： RUDOLF KOMPFNER ,  YOCOM WILLIS H

IPC: H01J23/083

CPC classification number: H01J23/083

公开(公告)号：US2824256A

公开(公告)日：1958-02-18

申请号：US45173154

申请日：1954-08-24

Applicant: BELL TELEPHONE LABOR INC

Inventor： PIERCE JOHN R ,  YOCOM WILLIS H

IPC: H01J25/40

CPC classification number: H01J25/40

公开(公告)号：US2953707A

公开(公告)日：1960-09-20

申请号：US64955957

申请日：1957-03-29

Applicant: BELL TELEPHONE LABOR INC

Inventor： COOK JOHN S ,  LOUISELL WILLIAM H ,  YOCOM WILLIS H

IPC: H01J23/083 ,  H01J29/46

CPC classification number: H01J29/46 ,  H01J23/083

公开(公告)号：US2882438A

公开(公告)日：1959-04-14

申请号：US42261354

申请日：1954-04-12

Applicant: BELL TELEPHONE LABOR INC

Inventor： ARTHUR KARP ,  YOCOM WILLIS H

IPC: H01J23/24 ,  H01J25/40

CPC classification number: H01J25/40 ,  H01J23/24

公开(公告)号：US3607679A

公开(公告)日：1971-09-21

申请号：US3607679D

申请日：1969-05-05

Applicant: BELL TELEPHONE LABOR INC

Inventor： MELROY DAVID O ,  ORR WILLIAM H ,  PELLETIER FRANK P ,  YOCOM WILLIS H

IPC: H01C17/12 ,  H01G4/40 ,  H01L49/02 ,  C23B5/48 ,  C23C15/00 ,  C23F17/00

CPC classification number: H01G4/40 ,  H01C17/12 ,  H01L49/02 ,  Y10S428/938 ,  Y10T29/49099 ,  Y10T428/12819 ,  Y10T428/12944

Abstract: A technique for the fabrication of tantalum-based resistors and capacitors on a single substrate involves a series of process steps wherein an anodic tantalum oxide film initially formed on areas destined for use as either resistors or capacitors serves as an etch stop when removing subsequently deposited tantalum components therefrom.