Inventor
MASAKI AKIRA
JP24 patents
⚠️ This page may combine multiple inventors who share the name “MASAKI AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
21 patentsUS4893174AJan 9, 1990
High density integration of semiconductor circuit
HITACHI LTD196 citations99
US4719369AJan 12, 1988
Output circuit having transistor monitor for matching output impedance to load impedance
HITACHI LTD255 citations99
US4558395ADec 10, 1985
Cooling module for integrated circuit chips
HITACHI LTD97 citations96
US5165010ANov 17, 1992
Information processing system
HITACHI LTD73 citations95
US4644385AFeb 17, 1987
Cooling module for integrated circuit chips
HITACHI LTD131 citations95
US4626889ADec 2, 1986
Stacked differentially driven transmission line on integrated circuit
HITACHI LTD81 citations95
US4686606AAug 11, 1987
Device for cooling integrated circuit chip
HITACHI LTD61 citations94
US4710854ADec 1, 1987
Hybrid multilayer wiring board
HITACHI LTD46 citations92
US4563601AJan 7, 1986
Level conversion input circuit
HITACHI LTD28 citations92
US5214318AMay 25, 1993
Semiconductor integrated circuit device having a signal transmission line pair interconnected by propagation delay time control resistance
HITACHI LTD26 citations90
US4723082AFeb 2, 1988
Signal transfer circuit for use in laminated multilayer electric circuit
HITACHI LTD25 citations90
US4748494AMay 31, 1988
Lead arrangement for reducing voltage variation
HITACHI LTD22 citations79
US4697110ASep 29, 1987
Fluctuation-free input buffer
HITACHI LTD17 citations74
US4868420ASep 19, 1989
Flip-flop circuit
HITACHI LTD8 citations72
US5436843AJul 25, 1995
Systems and methods for recycling resources and circulating products
HITACHI LTD16 citations71
US5852365ADec 22, 1998
Variable logic circuit and semiconductor integrated circuit using the same
HITACHI LTD5 citations63
US4942320AJul 17, 1990
Transistor circuit with improved α ray resistant properties
HITACHI LTD2 citations63
US5146119ASep 8, 1992
Switching circuit and its signal transmission method
HITACHI LTD4 citations61
US4586169AApr 29, 1986
Semiconductor memory circuit and large scale integrated circuit using the same
HITACHI LTD6 citations61
US5610535AMar 11, 1997
Programmable two-line, two-phase logic array
HITACHI LTD3 citations60
US4725744AFeb 16, 1988
Input buffer circuit and logic circuit using the buffer circuit
HITACHI LTD4 citations60