Refine My Results

Creation Date 

1. Before 1960  (12,459)
2. 1960 To 1975  (28,941)
3. 1976 To 1991  (183,609)
4. 1992 To 2008  (646,023)
5. After 2008  (1,862,751)
6. More options 

New Records 

1. New From Last Week  (4,078)
2. New From Last Month  (97,330)
3. More options 

Subject 

1. Physics  (702,074)
2. Measuring  (333,260)
3. Testing  (333,260)
4. Devices For Introducing Media Into, Or Onto, The Body  (248,001)
5. Devices For Producing Or Ending Sleep Or Stupor  (248,001)
6. Devices For Transducing Body Media Or For Taking Media Fromthe Body  (248,001)
7. Prostheses  (236,698)
8. First-Aid Kits  (236,698)
9. Treatment Or Protection Of Eyes Or Ears  (236,698)
10. Orthopaedic, Nursing Or Contraceptive Devices  (236,698)
11. Filters Implantable Into Blood Vessels  (236,698)
12. Bandages, Dressings Or Absorbent Pads  (236,698)
13. Fomentation  (236,698)
14. Calculating  (219,475)
15. More options 

Language 

1. English  (2,342,922)
2. Chinese  (602,914)
3. French  (584,628)
4. German  (391,294)
5. Japanese  (161,558)
6. Korean  (96,376)
7. Russian  (66,939)
8. Ukrainian  (12,108)
9. Swedish  (6,874)
10. Danish  (6,619)
11. Spanish  (5,382)
12. Finnish  (5,050)
13. Portuguese  (4,753)
14. Polish  (4,693)
15. Italian  (4,362)
16. Norwegian  (2,453)
17. Dutch  (2,250)
18. Hebrew  (1,939)
19. Romanian  (1,255)
20. Czech  (1,105)
21. More options