Inventor · Kosai, JP

Yoshifumi Iwata

47Patents
16h-index
34Co-inventors
81Inventor score

Filing activity: Mar 29, 1989 → Jan 15, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6940423B2 Device for monitoring area around vehicle Performing Operations; Transporting 158 Expired
US6950035B2 Parking assist system with image obtaining means and displaying means Physics 142 Expired
US7085634B2 Parking assist apparatus and parking assist method for vehicle Performing Operations; Transporting 56 Expired
US4985919A Secure communication control system Electricity 52 Expired
US6430054B1 Electrical junction box Electricity 40 Expired
US7039504B2 Vehicle backward movement assist device and vehicle parking assist device Performing Operations; Transporting 39 Expired
US6487481B2 Parking assisting apparatus Performing Operations; Transporting 35 Expired
US5416828A Interface device for an automobile telephone-set with a data transmission device Electricity 31 Expired
US6600658B2 Electrical junction box Electricity 29 Expired
US5001750A Secret communication control apparatus Electricity 25 Expired
US6919822B2 Parking assist device and method for assisting parking Performing Operations; Transporting 24 Expired
US6898495B2 Parking assist system Performing Operations; Transporting 23 Expired
US7043346B2 Parking assist apparatus and parking assist method for vehicle Performing Operations; Transporting 23 Expired
US5669349A Engine control system for marine propulsion Mechanical Engineering; Lighting; Heating 22 Expired
US7075456B2 Parking assist device Performing Operations; Transporting 19 Expired
US4989244A Data encripting transfer Electricity 18 Expired
US7117073B2 Parking-assist device and reversing-assist device Performing Operations; Transporting 16 Expired
US6778891B2 Parking assistance device and method used therefor Performing Operations; Transporting 16 Expired
US5937818A Ventilation system for outboard motor Mechanical Engineering; Lighting; Heating 16 Expired
US6095855A Method of fitting connectors and the connectors for use in the method Emerging Cross-Sectional Technologies 15 Expired
US7012550B2 Parking assist apparatus and parking assist method for vehicle Performing Operations; Transporting 14 Expired
US6929082B2 Parking assist apparatus for vehicle and control method of same Performing Operations; Transporting 13 Expired
US5191500A Power supply circuit for an automobile Electricity 11 Expired
US7263420B2 Vehicle backward movement assist device and vehicle parking assist device Performing Operations; Transporting 11 Expired
US6019637A Contact terminal fixing construction Emerging Cross-Sectional Technologies 11 Expired

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