P

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 patents
US4893174AJan 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

NIPPON OIL CORP

1 patent

KOMORI PRINTING MACH

1 patent

UNIV OKAYAMA NAT UNIV CORP

1 patent