Statements (16)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:US_patent
                                        
                                         | 
                            
| gptkbp:application | 
                                    
                                        
                                            gptkb:US05/748,370
                                        
                                         | 
                            
| gptkbp:assignee | 
                                    
                                        
                                            gptkb:Hitachi,_Ltd.
                                        
                                         | 
                            
| gptkbp:citation | 
                                    
                                        
                                            
                                            US Patent 4307482
                                        
                                        
                                         | 
                            
| gptkbp:country | 
                                    
                                        
                                            gptkb:United_States
                                        
                                         | 
                            
| gptkbp:fieldOfInvention | 
                                    
                                        
                                            
                                            semiconductor devices
                                        
                                        
                                         | 
                            
| gptkbp:filingDate | 
                                    
                                        
                                            
                                            1976-12-13
                                        
                                        
                                         | 
                            
| gptkbp:inventedBy | 
                                    
                                        
                                            gptkb:Kazuo_Sunami
                                        
                                         | 
                            
| gptkbp:language | 
                                    
                                        
                                            
                                            English
                                        
                                        
                                         | 
                            
| gptkbp:priorityDate | 
                                    
                                        
                                            
                                            1975-12-15
                                        
                                        
                                         | 
                            
| gptkbp:publicationDate | 
                                    
                                        
                                            
                                            1978-07-18
                                        
                                        
                                         | 
                            
| gptkbp:status | 
                                    
                                        
                                            
                                            expired
                                        
                                        
                                         | 
                            
| gptkbp:title | 
                                    
                                        
                                            
                                            Method for producing a semiconductor device
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Don_Lancaster
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            US Patent 4101897A
                                        
                                        
                                         |