Inventor · Tokyo, JP

Satoshi Ojima

16Patents
14h-index
16Co-inventors
71Inventor score

Filing activity: Sep 27, 1988 → Mar 19, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4946378A Artificial intervertebral disc Emerging Cross-Sectional Technologies 683 Expired
US5147361A Vertebral connecting plate Human Necessities 441 Expired
US5776196A Prosthesis for spanning a space formed upon removal of an intervertebral disk Emerging Cross-Sectional Technologies 398 Expired
US5534031A Prosthesis for spanning a space formed upon removal of an intervertebral disk Emerging Cross-Sectional Technologies 334 Expired
US5716359A Anchor and method for fixing a screw in bone Emerging Cross-Sectional Technologies 325 Expired
US5569246A Fixing instrument for spinal fusion members Human Necessities 242 Expired
US5885300A Guide apparatus of intervertebral implant Human Necessities 207 Expired
US5665086A Instrument for inserting an intramedullary nail in a bone Human Necessities 69 Expired
US5017518A Process for producing calcium phosphate ceramics having porous surface Human Necessities 69 Expired
US4969913A Ceramics composites Emerging Cross-Sectional Technologies 51 Expired
US5697930A Intramedullary nail for humerus Human Necessities 51 Expired
US5128146A Apatite coated article and process for producing the same Emerging Cross-Sectional Technologies 36 Expired
US5643267A Bone connector adapted for joining cut bone ends Emerging Cross-Sectional Technologies 23 Expired
US5980574A Artificial socket, screw for fixing artificial socket and artificial hip joint Human Necessities 17 Expired
US5018847A Observation and/or cultivation instrument for cells Chemistry; Metallurgy 10 Expired
US6001103A Bone connector Human Necessities 9 Expired

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