KT

Keiso Takeda

TO Toyota: 54 patents #150 of 26,838Top 1%
NS Nippon Soken: 4 patents #322 of 1,540Top 25%
AK Aisan Kogyo Kabushiki Kaisha: 2 patents #232 of 642Top 40%
AC Aisan Industry Co.: 1 patents #46 of 109Top 45%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #46,327 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
4327675 Fuel injection type internal combustion engine 1982-05-04
4321900 Fuel injection type internal combustion engine 1982-03-30
4315491 Fuel injection type internal combustion engine 1982-02-16
4240390 Air-fuel ratio control system in internal combustion engine 1980-12-23
4231220 Secondary air control system for an internal combustion engine 1980-11-04