Inventor · Kumamoto, JP

Teruaki Itoh

75Patents
18h-index
Co-inventors
71Inventor score

Filing activity: Apr 20, 1987 → Nov 12, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4982553A Automatic test tube plug extraction apparatus Emerging Cross-Sectional Technologies 75 Expired
US7858033B2 Specimen preprocessing/transport apparatus Physics 71 Active
US7122158B2 Test tube holder Performing Operations; Transporting 69 Expired
US6274092A Test tube holder Emerging Cross-Sectional Technologies 66 Expired
US7578383B2 Specimen transport system Performing Operations; Transporting 58 Active
US5980734A Auxiliary apparatus for sampling blood serum Performing Operations; Transporting 57 Expired
US5013529A Apparatus for distributing sample liquid Physics 56 Expired
US7425305B2 Specimen dispensing system Emerging Cross-Sectional Technologies 53 Expired
US7078698B2 Specimen sensing apparatus Physics 30 Expired
US6932942B2 Test tube holder Performing Operations; Transporting 30 Expired
US5688361A Automatic vessel supplying and labeling apparatus Emerging Cross-Sectional Technologies 29 Expired
US4798095A Apparatus for distributing liquid samples among test tubes and for dividing the test tubes into groups Physics 27 Expired
US7485264B2 Test tube holder Physics 26 Active
US5730276A Test object container holder and holder conveyer apparatus Physics 24 Expired
US5493849A Method and apparatus for corking up sample-contained containers Physics 23 Expired
US5445037A Sample sorting apparatus Physics 22 Expired
US6793887B2 Specimen-inspection preprocessing apparatus Emerging Cross-Sectional Technologies 21 Expired
US7947225B2 Automated test tube cap removal apparatus Emerging Cross-Sectional Technologies 19 Active
US7207241B2 Cap removing apparatus Physics 18 Expired
US7152504B2 Tube-plug extracting apparatus Emerging Cross-Sectional Technologies 14 Expired
US7227622B2 Method and apparatus for sensing blood sample contained in sample container Physics 13 Expired
US7112303B2 Specimen centrifuge apparatus Emerging Cross-Sectional Technologies 13 Expired
US8367024B2 Test tube holder Performing Operations; Transporting 13 Active
US6669002B2 Specimen-conveying conveyer Performing Operations; Transporting 13 Expired
US7159489B2 Cap removing apparatus for removing cap from tube-like container Physics 12 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.