Inventor
SUMI AKIRA
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SUMI AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
4 patentsUS11867766B2Jan 9, 2024
Battery system
DENSO CORP1 citations57
US11897342B2Feb 13, 2024
Electronic control apparatus
DENSO CORP0 citations51
US11874339B2Jan 16, 2024
Insulation resistance determination apparatus
DENSO CORP0 citations48
US12391121B2Aug 19, 2025
Vehicular power supply system
DENSO CORP0 citations44
TOAGOSEI CO LTD
3 patentsYOKOGAWA ELECTRIC WORKS LTD
3 patentsUS4149256AApr 10, 1979
Analog signal processing system
YOKOGAWA ELECTRIC WORKS LTD20 citations79
US4141065AFeb 20, 1979
Electric controller system with bumpless transfer
YOKOGAWA ELECTRIC WORKS LTD29 citations79
US4148043AApr 3, 1979
Two-color electrostatic printing apparatus
YOKOGAWA ELECTRIC WORKS LTD4 citations62