Inventor
OGATA YOSHIHIRO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “OGATA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXAS INSTRUMENTS INC
12 patentsUS6333866B1Dec 25, 2001
Semiconductor device array having dense memory cell array and heirarchical bit line scheme
TEXAS INSTRUMENTS INC122 citations99
US6768663B2Jul 27, 2004
Semiconductor device array having dense memory cell array and hierarchical bit line scheme
TEXAS INSTRUMENTS INC90 citations98
US5563433AOct 8, 1996
French-type semiconductor memory device with enhanced trench capacitor-transistor connection
TEXAS INSTRUMENTS INC22 citations92
US5514628AMay 7, 1996
Two-step sinter method utilized in conjunction with memory cell replacement by redundancies
TEXAS INSTRUMENTS INC65 citations92
US5470778ANov 28, 1995
Method of manufacturing a semiconductor device
TEXAS INSTRUMENTS INC15 citations82
US6580629B2Jun 17, 2003
Semiconductor device array having dense memory cell array and hierarchical bit line scheme
TEXAS INSTRUMENTS INC12 citations74
US5861649AJan 19, 1999
Trench-type semiconductor memory device
TEXAS INSTRUMENTS INC9 citations74
US5804478ASep 8, 1998
Method of forming a trench-type semiconductor memory device
TEXAS INSTRUMENTS INC6 citations74
US5210446AMay 11, 1993
Substrate potential generating circuit employing Schottky diodes
TEXAS INSTRUMENTS INC7 citations74
US5317177AMay 31, 1994
Semiconductor device and method of manufacturing the same
TEXAS INSTRUMENTS INC8 citations73
US5574693ANov 12, 1996
Semiconductor memory device
TEXAS INSTRUMENTS INC8 citations72
US5455796AOct 3, 1995
Semiconductor memory device
TEXAS INSTRUMENTS INC14 citations72
RICOH KK
9 patentsUS4788570ANov 29, 1988
Thin film developing device
RICOH KK50 citations92
US4755847AJul 5, 1988
Electrostatic latent image developing apparatus
RICOH KK29 citations92
US4873940AOct 17, 1989
Image developing device
RICOH KK26 citations91
US4717965AJan 5, 1988
Portable image forming device
RICOH KK27 citations90
US4210864AJul 1, 1980
Apparatus for sensing toner density using a stationary ferromagnetic mass within the toner to increase sensitivity
RICOH KK18 citations74
US4412732ANov 1, 1983
Transfer medium separating device
RICOH KK8 citations73
US4408863AOct 11, 1983
Transfer medium separating device
RICOH KK8 citations73
US4367032AJan 4, 1983
Electrostatic copying apparatus
RICOH KK8 citations73
US4389112AJun 21, 1983
Transfer sheet separating/conveying apparatus for use in electrophotographic copying machines
RICOH KK6 citations63