Inventor
NAGAI SEIICHI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “NAGAI SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
6 patentsUS4995687AFeb 26, 1991
Semiconductor laser device and a method of producing same
MITSUBISHI ELECTRIC CORP26 citations91
US6137121AOct 24, 2000
Integrated semiconductor light generating and detecting device
MITSUBISHI ELECTRIC CORP17 citations82
US4001873AJan 4, 1977
Semiconductor device
MITSUBISHI ELECTRIC CORP11 citations73
US3933541AJan 20, 1976
Process of producing semiconductor planar device
MITSUBISHI ELECTRIC CORP14 citations73
US5105237AApr 14, 1992
Semiconductor light-emitting device with partial encapsulation
MITSUBISHI ELECTRIC CORP15 citations72
US4947238AAug 7, 1990
Submount for semiconductor laser element
MITSUBISHI ELECTRIC CORP13 citations72
ALPS ELECTRIC CO LTD
5 patentsUS5345345ASep 6, 1994
Rotary head type magnetic recording/reproducing unit
ALPS ELECTRIC CO LTD5 citations62
US5021900AJun 4, 1991
Tape guide driving device for rotating head type tape player
ALPS ELECTRIC CO LTD3 citations62
US7596312B2Sep 29, 2009
Small-sized camera module in which adhesive does not flow in side electrode
ALPS ELECTRIC CO LTD1 citations52
US6201660B1Mar 13, 2001
Magnetic recording/reproducing apparatus
ALPS ELECTRIC CO LTD0 citations40
US6081405AJun 27, 2000
Magnetic recording and reproducing device having a driving roller rotated by a motor of low torque which is press contracted with a transfer roller of a cartridge and transfers a magnetic tape
ALPS ELECTRIC CO LTD0 citations40