Inventor
SMITH DONALD O
16 patents
⚠️ This page may combine multiple inventors who share the name “SMITH DONALD O”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHOTOELECTRON CORP
7 patentsUS5621780AApr 15, 1997
X-ray apparatus for applying a predetermined flux to an interior surface of a body cavity
PHOTOELECTRON CORP253 citations99
US5566221AOct 15, 1996
Apparatus for applying a predetermined x-radiation flux to an interior surface of a body cavity
PHOTOELECTRON CORP178 citations99
US5528652AJun 18, 1996
Method for treating brain tumors
PHOTOELECTRON CORP177 citations98
US5422926AJun 6, 1995
X-ray source with shaped radiation pattern
PHOTOELECTRON CORP333 citations98
US5452720ASep 26, 1995
Method for treating brain tumors
PHOTOELECTRON CORP109 citations95
US5442678AAug 15, 1995
X-ray source with improved beam steering
PHOTOELECTRON CORP55 citations95
US5635709AJun 3, 1997
Method and apparatus for measuring radiation dose distribution
PHOTOELECTRON CORP88 citations93
CONTROL DATA CORP
6 patentsUS4467211AAug 21, 1984
Method and apparatus for exposing multi-level registered patterns interchangeably between stations of a multi-station electron-beam array lithography (EBAL) system
CONTROL DATA CORP71 citations96
US4430571AFeb 7, 1984
Method and apparatus for exposing multi-level registered patterns interchangeably between stations of a multi-station electron-beam array lithography (EBAL) system
CONTROL DATA CORP62 citations96
US4665315AMay 12, 1987
Method and apparatus for in-situ plasma cleaning of electron beam optical systems
CONTROL DATA CORP60 citations92
US4390789AJun 28, 1983
Electron beam array lithography system employing multiple parallel array optics channels and method of operation
CONTROL DATA CORP52 citations92
US4661203AApr 28, 1987
Low defect etching of patterns using plasma-stencil mask
CONTROL DATA CORP42 citations91
US4122530AOct 24, 1978
Data management method and system for random access electron beam memory
CONTROL DATA CORP11 citations69